title
json tutorial for beginners learn how to program part 1 JavaScript
description
Code: https://www.adamkhoury.com/JavaScript/video/JSON-Tutorial-for-Beginners-Learn-How-to-Program
Learn JSON for beginners with Adam. JSON stands for JavaScript Object Notation. It is a lightweight format for creating and sending data objects. JSON is a part of JavaScript and not a separate entity, the notation syntax is built into the raw Javascript programming language.
detail
{'title': 'json tutorial for beginners learn how to program part 1 JavaScript', 'heatmap': [{'end': 84.029, 'start': 66.966, 'weight': 0.864}, {'end': 466.175, 'start': 442.813, 'weight': 0.783}, {'end': 624.868, 'start': 562.535, 'weight': 0.709}, {'end': 655.599, 'start': 629.551, 'weight': 0.71}, {'end': 818.796, 'start': 736.376, 'weight': 0.864}], 'summary': 'Tutorial series covers json training, object creation, and using dot notation for object properties in javascript, emphasizing the increasing popularity of json objects and their flexibility, with upcoming lessons on using php to echo json encoded data for ajax requests.', 'chapters': [{'end': 305.639, 'segs': [{'end': 48.111, 'src': 'embed', 'start': 0.229, 'weight': 0, 'content': [{'end': 0.97, 'text': 'Hello everybody.', 'start': 0.229, 'duration': 0.741}, {'end': 12.557, 'text': 'The upcoming Web Intersect 2.0 social network training series is going to work with JSON objects in certain aspects of it and will be completely reprogrammed using more modern approaches.', 'start': 1.29, 'duration': 11.267}, {'end': 20.622, 'text': 'So before the new Web Intersect series begins this winter, I want to deliver a couple of quick lessons on JSON before that time comes.', 'start': 12.937, 'duration': 7.685}, {'end': 25.793, 'text': 'JSON stands for JavaScript Object Notation.', 'start': 22.13, 'duration': 3.663}, {'end': 31.417, 'text': 'It is a lightweight format for creating objects that is part of and built into JavaScript.', 'start': 26.293, 'duration': 5.124}, {'end': 34.82, 'text': 'JSON is part of JavaScript and not a separate entity.', 'start': 31.998, 'duration': 2.822}, {'end': 39.424, 'text': 'It is built into the raw JavaScript programming language, so you can just use it.', 'start': 35.261, 'duration': 4.163}, {'end': 48.111, 'text': 'JSON is becoming a very popular data interchange format, so much that it is beginning to battle XML in popularity and usage.', 'start': 40.044, 'duration': 8.067}], 'summary': 'Web intersect 2.0 will incorporate json in training series, gaining popularity over xml.', 'duration': 47.882, 'max_score': 0.229, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/wbB3lVyUvAM/pics/wbB3lVyUvAM229.jpg'}, {'end': 91.796, 'src': 'heatmap', 'start': 66.966, 'weight': 5, 'content': [{'end': 73.549, 'text': "Okay, you can see I'm starting with the bare bones of an HTML5 web document, and I have my script element in place.", 'start': 66.966, 'duration': 6.583}, {'end': 76.251, 'text': 'So you would just want to get to the point to where I am now.', 'start': 73.97, 'duration': 2.281}, {'end': 80.853, 'text': "Let's create a new variable that's going to represent the first JSON object.", 'start': 76.751, 'duration': 4.102}, {'end': 84.029, 'text': "And we'll call it object1, obj1 for short.", 'start': 81.226, 'duration': 2.803}, {'end': 86.851, 'text': "And that's equal to the opening curly brace.", 'start': 84.229, 'duration': 2.622}, {'end': 89.914, 'text': 'And then you put a space and close the curly brace.', 'start': 87.272, 'duration': 2.642}, {'end': 91.796, 'text': 'And then put a semicolon.', 'start': 90.194, 'duration': 1.602}], 'summary': "Creating a new variable 'obj1' to represent the first json object in an html5 web document.", 'duration': 24.83, 'max_score': 66.966, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/wbB3lVyUvAM/pics/wbB3lVyUvAM66966.jpg'}, {'end': 142.798, 'src': 'embed', 'start': 115.535, 'weight': 6, 'content': [{'end': 120.837, 'text': 'So you can see I put the key of user and then I put the colon.', 'start': 115.535, 'duration': 5.302}, {'end': 125.459, 'text': 'And then within double quotes, I put the string John.', 'start': 121.257, 'duration': 4.202}, {'end': 131.281, 'text': "Now to put the next piece of data within that JSON object, I'm going to put a comma, a space.", 'start': 125.479, 'duration': 5.802}, {'end': 133.282, 'text': "Let's type in age, colon.", 'start': 131.501, 'duration': 1.781}, {'end': 139.657, 'text': 'And then, if you want to put a number or a Boolean value in here, a true or false, or a number,', 'start': 133.936, 'duration': 5.721}, {'end': 142.798, 'text': "you don't have to wrap it in double quotes or single quotes.", 'start': 139.657, 'duration': 3.141}], 'summary': 'Demonstrating json data structure with key-value pairs and syntax rules.', 'duration': 27.263, 'max_score': 115.535, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/wbB3lVyUvAM/pics/wbB3lVyUvAM115535.jpg'}, {'end': 305.639, 'src': 'embed', 'start': 264.266, 'weight': 3, 'content': [{'end': 272.275, 'text': 'that each have multiple pieces of data within them, and they can be numbers, they can be arrays, they can be Boolean values,', 'start': 264.266, 'duration': 8.009}, {'end': 275.078, 'text': 'they can be strings and whatever you want to place in them.', 'start': 272.275, 'duration': 2.803}, {'end': 281.686, 'text': "And then for object four, we've deeply nested those first three objects that we've made.", 'start': 275.439, 'duration': 6.247}, {'end': 284.048, 'text': 'So we have objects within objects.', 'start': 281.986, 'duration': 2.062}, {'end': 291.675, 'text': 'So you can really do deep data nesting within JSON by placing objects within objects within objects.', 'start': 284.088, 'duration': 7.587}, {'end': 295.899, 'text': 'And you can go really as many levels as it will handle.', 'start': 291.715, 'duration': 4.184}, {'end': 299.402, 'text': "Now we'll demonstrate how to work with all of that data.", 'start': 296.379, 'duration': 3.023}, {'end': 305.639, 'text': "So we'll type in Document write, which will render some output to the page when we run it in the browser.", 'start': 299.802, 'duration': 5.837}], 'summary': 'Json allows deep nesting of data, including numbers, arrays, boolean values, and strings, with the ability to go as many levels as needed.', 'duration': 41.373, 'max_score': 264.266, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/wbB3lVyUvAM/pics/wbB3lVyUvAM264266.jpg'}], 'start': 0.229, 'title': 'Json training and object creation', 'summary': 'Covers web intersect 2.0 series training with json objects, emphasizing its increasing popularity, and explains json object creation within an html5 web document, including the format for representing strings, numbers, and boolean values.', 'chapters': [{'end': 65.141, 'start': 0.229, 'title': 'Web intersect 2.0 json training', 'summary': 'Introduces the upcoming web intersect 2.0 series, focusing on training with json objects in javascript, highlighting its increasing popularity and its role in data interchange, and indicating upcoming lessons on parsing and creating json objects.', 'duration': 64.912, 'highlights': ['JSON is becoming a very popular data interchange format, beginning to battle XML in popularity and usage, indicating its increasing relevance in the field. ', 'The upcoming Web Intersect 2.0 series will work with JSON objects and be completely reprogrammed using more modern approaches, setting the stage for the focus on JSON training. ', 'The chapter introduces the upcoming Web Intersect 2.0 series and its training on JSON objects in certain aspects, setting the context for the subsequent lessons on JSON. ']}, {'end': 170.7, 'start': 66.966, 'title': 'Json object creation', 'summary': 'Explains the creation of a json object within an html5 web document, initializing an empty object, adding key-value pairs for user data including name, age, and country, and the format for representing strings, numbers, and boolean values.', 'duration': 103.734, 'highlights': ['The chapter explains the creation of a JSON object within an HTML5 web document, initializing an empty object.', 'Adding key-value pairs for user data including name, age, and country.', 'The format for representing strings, numbers, and Boolean values.']}, {'end': 305.639, 'start': 170.94, 'title': 'Introduction to json and data handling', 'summary': 'Introduces the structure and benefits of json, illustrating its ability to handle nested objects and various types of data, and demonstrating its use for data handling such as user representation, arrays, and deeply nested objects.', 'duration': 134.699, 'highlights': ['JSON allows for deep data nesting by placing objects within objects within objects, enabling handling of various types of data.', 'Demonstration of creating objects representing users and deeply nesting them within another object showcases the versatility of JSON for data handling.', 'Introduction of the structure and concept of JSON, illustrating its potential for data indexing and handling beyond the capabilities of arrays.']}], 'duration': 305.41, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/wbB3lVyUvAM/pics/wbB3lVyUvAM229.jpg', 'highlights': ['JSON is becoming a very popular data interchange format, beginning to battle XML in popularity and usage, indicating its increasing relevance in the field.', 'The upcoming Web Intersect 2.0 series will work with JSON objects and be completely reprogrammed using more modern approaches, setting the stage for the focus on JSON training.', 'The chapter introduces the upcoming Web Intersect 2.0 series and its training on JSON objects in certain aspects, setting the context for the subsequent lessons on JSON.', 'JSON allows for deep data nesting by placing objects within objects within objects, enabling handling of various types of data.', 'Demonstration of creating objects representing users and deeply nesting them within another object showcases the versatility of JSON for data handling.', 'The chapter explains the creation of a JSON object within an HTML5 web document, initializing an empty object.', 'Adding key-value pairs for user data including name, age, and country.', 'The format for representing strings, numbers, and Boolean values.', 'Introduction of the structure and concept of JSON, illustrating its potential for data indexing and handling beyond the capabilities of arrays.']}, {'end': 568.059, 'segs': [{'end': 332.723, 'src': 'embed', 'start': 306.039, 'weight': 0, 'content': [{'end': 312.082, 'text': 'And we can use dot notation to get into each of the properties within all of these data objects.', 'start': 306.039, 'duration': 6.043}, {'end': 315.684, 'text': 'So data object one here has three properties.', 'start': 312.282, 'duration': 3.402}, {'end': 317.465, 'text': 'User, age, and country.', 'start': 316.084, 'duration': 1.381}, {'end': 322.087, 'text': "I know I called them key value pairs before because that's really what they are.", 'start': 317.825, 'duration': 4.262}, {'end': 323.948, 'text': 'But this is really a property.', 'start': 322.568, 'duration': 1.38}, {'end': 327.11, 'text': 'User is a property of object two.', 'start': 324.549, 'duration': 2.561}, {'end': 328.751, 'text': 'And it has a value of will.', 'start': 327.51, 'duration': 1.241}, {'end': 332.723, 'text': 'Age is a property of Object 2 as well, and it has a value of 27.', 'start': 329.361, 'duration': 3.362}], 'summary': 'Using dot notation to access properties in data objects. object 2 has 3 properties: user, age(27), and country.', 'duration': 26.684, 'max_score': 306.039, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/wbB3lVyUvAM/pics/wbB3lVyUvAM306039.jpg'}, {'end': 466.175, 'src': 'heatmap', 'start': 442.813, 'weight': 0.783, 'content': [{'end': 449.716, 'text': "So before that document right happens again, let's put a horizontal rule just to separate them in between double quotes.", 'start': 442.813, 'duration': 6.903}, {'end': 451.876, 'text': 'Just put a horizontal rule.', 'start': 450.676, 'duration': 1.2}, {'end': 453.457, 'text': 'HR right there.', 'start': 452.357, 'duration': 1.1}, {'end': 455.458, 'text': 'Now run that in your browser.', 'start': 454.237, 'duration': 1.221}, {'end': 459.039, 'text': 'See, Abiel is 19 years old and lives in Mexico.', 'start': 455.998, 'duration': 3.041}, {'end': 466.175, 'text': 'Then after we updated it, the country property in object three, Right here, this line did that.', 'start': 459.999, 'duration': 6.176}], 'summary': "Abiel, 19, from mexico, updated object three's country property.", 'duration': 23.362, 'max_score': 442.813, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/wbB3lVyUvAM/pics/wbB3lVyUvAM442813.jpg'}, {'end': 506.555, 'src': 'embed', 'start': 480.342, 'weight': 2, 'content': [{'end': 486.185, 'text': "Okay, let's take that document right HR line, and let's put it under that line there.", 'start': 480.342, 'duration': 5.843}, {'end': 491.387, 'text': "Actually, let's put two of those in place, and remove the HR from the last one.", 'start': 486.605, 'duration': 4.782}, {'end': 495.132, 'text': "Now I'm going to show you how to work with object 4.", 'start': 491.787, 'duration': 3.345}, {'end': 499.833, 'text': 'remember, object 4 was the one that had deeply nested objects within objects.', 'start': 495.132, 'duration': 4.701}, {'end': 506.555, 'text': 'so what you can do is use dot notation to go deep within all of the object levels.', 'start': 499.833, 'duration': 6.722}], 'summary': 'Demonstrating how to work with deeply nested objects using dot notation.', 'duration': 26.213, 'max_score': 480.342, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/wbB3lVyUvAM/pics/wbB3lVyUvAM480342.jpg'}], 'start': 306.039, 'title': 'Using dot notation for object properties', 'summary': 'Explains how to use dot notation to access and modify object properties in javascript with examples, showcasing its flexibility and functionality.', 'chapters': [{'end': 568.059, 'start': 306.039, 'title': 'Using dot notation for accessing object properties', 'summary': 'Explains how to use dot notation to access and modify object properties, demonstrating with examples such as accessing user details and updating country properties, ultimately showing the flexibility and functionality of dot notation in javascript objects.', 'duration': 262.02, 'highlights': ['Demonstrating how to access object properties using dot notation and providing examples of accessing user details and updating country properties The chapter provides a clear demonstration of using dot notation to access object properties, such as accessing user details like name and age, and updating country properties within the objects.', 'Showing the flexibility and functionality of dot notation in JavaScript objects The chapter emphasizes the flexibility and functionality of dot notation in JavaScript objects, showcasing the ease of accessing and modifying object properties using dot notation.', 'Explaining the process of going deep within all the object levels using dot notation The chapter explains the process of going deep within all the object levels using dot notation, demonstrating how to access deeply nested objects within objects and retrieve specific values from the nested objects.']}], 'duration': 262.02, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/wbB3lVyUvAM/pics/wbB3lVyUvAM306039.jpg', 'highlights': ['The chapter provides a clear demonstration of using dot notation to access object properties, such as accessing user details like name and age, and updating country properties within the objects.', 'The chapter emphasizes the flexibility and functionality of dot notation in JavaScript objects, showcasing the ease of accessing and modifying object properties using dot notation.', 'The chapter explains the process of going deep within all the object levels using dot notation, demonstrating how to access deeply nested objects within objects and retrieve specific values from the nested objects.']}, {'end': 967.654, 'segs': [{'end': 595.666, 'src': 'embed', 'start': 569.1, 'weight': 0, 'content': [{'end': 577.525, 'text': 'Okay? So using dot notation, you can go deep into all of your object levels no matter how deeply you have them nested.', 'start': 569.1, 'duration': 8.425}, {'end': 585.081, 'text': 'And actually this code that you see right here, or really this code that you see right here, can be written the same way.', 'start': 578.018, 'duration': 7.063}, {'end': 588.083, 'text': 'It can be expressed the same way, like this.', 'start': 585.662, 'duration': 2.421}, {'end': 591.804, 'text': "So instead of that alert, let's do document right.", 'start': 588.803, 'duration': 3.001}, {'end': 595.666, 'text': "Again, let's just put in another HR.", 'start': 592.585, 'duration': 3.081}], 'summary': 'Dot notation allows deep access to object levels, simplifying code and improving readability.', 'duration': 26.566, 'max_score': 569.1, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/wbB3lVyUvAM/pics/wbB3lVyUvAM569100.jpg'}, {'end': 684.544, 'src': 'heatmap', 'start': 629.551, 'weight': 1, 'content': [{'end': 637.772, 'text': "We're going to go on with the Another example that is a little more complex because it deals with arrays nested inside of your objects.", 'start': 629.551, 'duration': 8.221}, {'end': 644.515, 'text': "Okay, I'm going to pop in two arrays that I previously created, and they're very simple JavaScript arrays.", 'start': 638.252, 'duration': 6.263}, {'end': 649.597, 'text': 'This array has three items within it, and its name, its variable name, is Meets.', 'start': 644.615, 'duration': 4.982}, {'end': 655.599, 'text': 'This next one is variable name Fruit, and it has four items within it.', 'start': 650.357, 'duration': 5.242}, {'end': 658.361, 'text': "Now let's create a JSON object to hold those.", 'start': 655.899, 'duration': 2.462}, {'end': 661.164, 'text': 'So where were we up to? Object 4.', 'start': 658.822, 'duration': 2.342}, {'end': 664.167, 'text': "Let's make this next one var object 5.", 'start': 661.164, 'duration': 3.003}, {'end': 667.891, 'text': 'obj5 is equal to.', 'start': 664.167, 'duration': 3.724}, {'end': 675.519, 'text': 'Now we can put arr1.', 'start': 672.796, 'duration': 2.723}, {'end': 677.861, 'text': 'That stands for array 1.', 'start': 675.859, 'duration': 2.002}, {'end': 678.842, 'text': "So that's the property.", 'start': 677.861, 'duration': 0.981}, {'end': 683.383, 'text': 'Colon On the right side of the colon, we put the value we want.', 'start': 679.423, 'duration': 3.96}, {'end': 684.544, 'text': "So let's just put meats.", 'start': 683.503, 'duration': 1.041}], 'summary': 'Demonstration of creating a json object with nested arrays and properties.', 'duration': 34.187, 'max_score': 629.551, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/wbB3lVyUvAM/pics/wbB3lVyUvAM629551.jpg'}, {'end': 818.796, 'src': 'heatmap', 'start': 736.376, 'weight': 0.864, 'content': [{'end': 739.638, 'text': "So let's just leave it 1 and you'll see it will select pork.", 'start': 736.376, 'duration': 3.262}, {'end': 740.719, 'text': 'It will write pork.', 'start': 739.778, 'duration': 0.941}, {'end': 741.92, 'text': 'Render that to the browser.', 'start': 740.859, 'duration': 1.061}, {'end': 743.801, 'text': 'See? It wrote pork.', 'start': 741.94, 'duration': 1.861}, {'end': 746.363, 'text': 'Because I went in and grabbed that out.', 'start': 744.402, 'duration': 1.961}, {'end': 752.207, 'text': 'So knowing that, we can write a string sort of like this that goes into object 5 twice.', 'start': 746.643, 'duration': 5.564}, {'end': 757.371, 'text': 'But it digs into array 1 here and it digs into array 2 here.', 'start': 752.708, 'duration': 4.663}, {'end': 758.912, 'text': "So let's see what we get.", 'start': 757.391, 'duration': 1.521}, {'end': 763.587, 'text': 'F12 pork with apple for dinner.', 'start': 758.932, 'duration': 4.655}, {'end': 764.567, 'text': 'that sounds lovely.', 'start': 763.587, 'duration': 0.98}, {'end': 768.57, 'text': 'so you can see it picked the meat and it picked one of the fruits.', 'start': 764.567, 'duration': 4.003}, {'end': 778.475, 'text': 'let me just uncomment all of these now, and you have a whole bunch of examples that show you how to dig into those data objects,', 'start': 768.57, 'duration': 9.905}, {'end': 781.236, 'text': 'even update those data objects right here.', 'start': 778.475, 'duration': 2.761}, {'end': 788.02, 'text': 'remember, we changed Mexico to Italy within object 3, country property.', 'start': 781.236, 'duration': 6.784}, {'end': 793.612, 'text': "So it's very simple to update the data within those objects and it'll be changed from that point on once you update.", 'start': 788.547, 'duration': 5.065}, {'end': 799.557, 'text': "Now we'll be showing you guys more in-depth lessons regarding JSON data handling.", 'start': 793.812, 'duration': 5.745}, {'end': 808.785, 'text': 'And the next one actually will show you how to use PHP to echo JSON encoded data back to your JavaScript applications.', 'start': 799.957, 'duration': 8.828}, {'end': 811.748, 'text': 'That way you can use like an AJAX request.', 'start': 808.805, 'duration': 2.943}, {'end': 818.796, 'text': 'So that PHP file, the PHP file instantly spit back some JSON encoded data that was dug out of your database.', 'start': 812.248, 'duration': 6.548}], 'summary': 'Demonstration of accessing and manipulating json data objects, including updating country property from mexico to italy within object 3; upcoming lessons on json data handling and using php to echo json encoded data back to javascript applications.', 'duration': 82.42, 'max_score': 736.376, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/wbB3lVyUvAM/pics/wbB3lVyUvAM736376.jpg'}, {'end': 903.567, 'src': 'embed', 'start': 878.796, 'weight': 2, 'content': [{'end': 888.3, 'text': "but it seems like you could just keep putting objects within objects within objects within objects and you'll have almost a whole database of information within one JSON object.", 'start': 878.796, 'duration': 9.504}, {'end': 889.08, 'text': "it's crazy.", 'start': 888.3, 'duration': 0.78}, {'end': 893.542, 'text': "I know that's not a reality, but that's not something you would want to do realistically,", 'start': 889.08, 'duration': 4.462}, {'end': 897.725, 'text': 'but I think it has that kind of potential to nest that deeply.', 'start': 893.542, 'duration': 4.183}, {'end': 903.567, 'text': 'Alright, so you know how to create your basic objects and you know how to deeply nest objects within objects.', 'start': 897.745, 'duration': 5.822}], 'summary': 'Json allows deep nesting of objects, creating almost a whole database within one object.', 'duration': 24.771, 'max_score': 878.796, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/wbB3lVyUvAM/pics/wbB3lVyUvAM878796.jpg'}], 'start': 569.1, 'title': 'Javascript object notation and handling', 'summary': 'Covers accessing object levels using dot notation and bracket notation, creating arrays nested in objects, accessing array elements, updating object data, and working with deeply nested objects in javascript. it also introduces upcoming lessons on using php to echo json encoded data for ajax requests.', 'chapters': [{'end': 624.868, 'start': 569.1, 'title': 'Javascript dot notation and bracket notation', 'summary': 'Explains how to access object levels using dot notation and bracket notation, demonstrating that both methods can be used interchangeably to achieve the same output when accessing data from object levels or array indexes.', 'duration': 55.768, 'highlights': ['Both dot notation and bracket notation can be used interchangeably to access object levels, providing the same output.', 'The demonstration shows that using dot notation or brackets to access data from object levels or array indexes yields the same result.', 'The chapter emphasizes that the dot notation resembles accessing data from array indexes, and both methods yield similar results.']}, {'end': 855.621, 'start': 624.888, 'title': 'Json object handling', 'summary': 'Explores handling json objects, including creating arrays nested in objects, accessing array elements, updating object data, and upcoming lessons on using php to echo json encoded data for ajax requests.', 'duration': 230.733, 'highlights': ['The chapter discusses creating and accessing arrays nested within JSON objects, with examples of arrays holding various items such as meats and fruits.', 'Demonstrating how to access specific array elements using index numbers, with an example of retrieving the second element from an array.', 'Explaining the ease of updating data within JSON objects and its immediate effect, with an example of changing a country property from Mexico to Italy within an object.', 'Announcing upcoming tutorials on using PHP to echo JSON encoded data for AJAX requests, enabling the retrieval and encoding of data from a MySQL database.']}, {'end': 967.654, 'start': 856.021, 'title': 'Working with json objects in javascript', 'summary': 'Covers creating and nesting json objects, outputting and updating data, using arrays, and the potential for deeply nesting objects within objects in javascript, while also mentioning the similarity between basic objects and associative arrays.', 'duration': 111.633, 'highlights': ['You can keep putting objects within objects within objects within objects and have almost a whole database of information within one JSON object. The potential to deeply nest objects within objects in JSON allows for the creation of a large database of information within one JSON object.', 'The chapter covers creating and nesting JSON objects, outputting and updating data, using arrays, and the potential for deeply nesting objects within objects in JavaScript, while also mentioning the similarity between basic objects and associative arrays. The chapter covers creating and nesting JSON objects, outputting and updating data, using arrays, and the potential for deeply nesting objects within objects in JavaScript, while also mentioning the similarity between basic objects and associative arrays.', 'An object is very similar to an associative array, because an associative array has key and values. An object in JavaScript is similar to an associative array as it contains key-value pairs, similar to the structure of a JSON object.']}], 'duration': 398.554, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/wbB3lVyUvAM/pics/wbB3lVyUvAM569100.jpg', 'highlights': ['Both dot notation and bracket notation can be used interchangeably to access object levels, providing the same output.', 'The chapter discusses creating and accessing arrays nested within JSON objects, with examples of arrays holding various items such as meats and fruits.', 'You can keep putting objects within objects within objects within objects and have almost a whole database of information within one JSON object.']}], 'highlights': ['JSON is becoming a very popular data interchange format, beginning to battle XML in popularity and usage, indicating its increasing relevance in the field.', 'The upcoming Web Intersect 2.0 series will work with JSON objects and be completely reprogrammed using more modern approaches, setting the stage for the focus on JSON training.', 'The chapter introduces the upcoming Web Intersect 2.0 series and its training on JSON objects in certain aspects, setting the context for the subsequent lessons on JSON.', 'JSON allows for deep data nesting by placing objects within objects within objects, enabling handling of various types of data.', 'Demonstration of creating objects representing users and deeply nesting them within another object showcases the versatility of JSON for data handling.', 'The chapter explains the creation of a JSON object within an HTML5 web document, initializing an empty object.', 'Adding key-value pairs for user data including name, age, and country.', 'The format for representing strings, numbers, and Boolean values.', 'Introduction of the structure and concept of JSON, illustrating its potential for data indexing and handling beyond the capabilities of arrays.', 'The chapter provides a clear demonstration of using dot notation to access object properties, such as accessing user details like name and age, and updating country properties within the objects.', 'The chapter emphasizes the flexibility and functionality of dot notation in JavaScript objects, showcasing the ease of accessing and modifying object properties using dot notation.', 'The chapter explains the process of going deep within all the object levels using dot notation, demonstrating how to access deeply nested objects within objects and retrieve specific values from the nested objects.', 'Both dot notation and bracket notation can be used interchangeably to access object levels, providing the same output.', 'The chapter discusses creating and accessing arrays nested within JSON objects, with examples of arrays holding various items such as meats and fruits.', 'You can keep putting objects within objects within objects within objects and have almost a whole database of information within one JSON object.']}