Posted By

wizard04 on 07/28/08

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javascript
number

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Last Edited at 07/28/08 12:10pm

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Number Base Conversion

/ Published in: JavaScript

Convert a number to a different base.

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//Convert a number to a different base (e.g., from hex to decimal)
function changeBase(num, from, to)
{
	if(isNaN(from) || from < 2 || from > 36 || isNaN(to) || to < 2 || to > 36)
		throw (new RangeError("Illegal radix. Radices must be integers between 2 and 36, inclusive."));
	num = parseInt(num, from);	//convert to decimal
	num = num.toString(to);	//convert the decimal to desired base
	return num.toUpperCase();
}