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PR_ ASHIS @Info_Prashis

9 months ago

Today, I learned about what innerText, innerHTML, and textContent do in JavaScript. Additionally, I completed Challenge Project 1 (a counter application). Building on the previous version, I added a save function along with a reset count feature. #learn_programming

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Ahmed Zaakan @ahmed_M_Js

2 years ago

The fetch API always returns a promise. #javascript #Learn_Programming

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Ahmed Zaakan @ahmed_M_Js

2 years ago

In order to convert from an object into a JSON string, you have to use the JSON.stringify(object) method. #javascript #Learn_Programming

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Ahmed Zaakan @ahmed_M_Js

2 years ago

In order to convert from a JSON string into a JSON object, you can use the JSON.parse(string) method. #javascript #Learn_Programming

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Ahmed Zaakan @ahmed_M_Js

2 years ago

The major benefit of JSON is that it doesn't really matter in which programming language the API we're trying to talk to is written in. As long as it can read and receive JSON, we can both communicate. #javascript #Learn_Programming

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Ahmed Zaakan @ahmed_M_Js

2 years ago

The most frequent use case of JSON in JavaScript is to convert from a JSON string into a JSON object and vice versa. #javascript #Learn_Programming

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Ahmed Zaakan @ahmed_M_Js

2 years ago

If you access an item from an array that doesn't exist, you get back undefined. #javascript #Learn_Programming

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Ahmed Zaakan @ahmed_M_Js

2 years ago

Arrays are denoted by [] and array items go in between those square brackets, each array item separated by a comma character. #javascript #Learn_Programming

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Ahmed Zaakan @ahmed_M_Js

2 years ago

This is an example of an array representing some grades in a classroom: let grades = [10, 15, 13, 10, 18] #javascript #Learn_Programming

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Ahmed Zaakan @ahmed_M_Js

2 years ago

The items inside the array are called array items. #javascript #Learn_Programming

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Ahmed Zaakan @ahmed_M_Js

2 years ago

You can define an empty array with the square brackets, for example, let items = [] #javascript #Learn_Programming

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Ahmed Zaakan @ahmed_M_Js

2 years ago

Instead of defining 5 variables called grades1, grades2, etc., you can define one variable called grades which is an array containing those numbers. #javascript #Learn_Programming