How to convert hexadecimal to binary in javascript

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Js hexadecimal to binary method: 1, use parseInt () method to convert hexadecimal value to decimal value, syntax "parseInt (hexadecimal value, 16)"; 2, use toString () method to convert decimal value to binary value, syntax "decimal value .toString (2)".

The operating environment of this tutorial: windows7 system, javascript1.8.5 version, Dell G3 computer.

If you want to convert hexadecimal to binary, you can use an intermediate system, decimal:

Convert hexadecimal to binary first-- use the parseInt () method

Then convert the decimal to binary-- use the toString () method

Implementation method:

Var x = "6e"; / / this is a hexadecimal string representing var y=parseInt (x, 16); / / hexadecimal to decimal var z=y.toString (2); / / decimal to binary console.log (z)

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