Now, in 2nd phase i.e. code execution phase, it starts going through the whole code line by line. As it encounters var n = 2, it assigns 2 to 'n'. Until now, the value of 'n' was undefined. For ...
Understanding of Bad part of callback is super important to learn Promise in next lecture. 💡 JavaScript is synchronous, single threaded language. It can Just do one thing at a time, it has just one ...
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