JavaScript has three ways to declare a variable. One of them is a trap.
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Everything you need to know about var, let, and const — the basics, the weird parts, and the one mistake that will haunt you at 2am.

 

 Everything you need to know about var, let, and const — the basics, the weird parts, and the one mistake that will haunt you at 2am.Continue reading on Medium » Read More JavaScript on Medium 

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By ali

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