Sha256: 8bbb8db701805dc699087f148da1533d718a2a02c1f65d1e7204492771094ba2
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Size: 1.5 KB
Versions: 19
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Contents
/**
* Hex
*
* Utility class to convert Hex strings to ByteArray or String types.
* Copyright (c) 2007 Henri Torgemane
*
* See LICENSE.txt for full license information.
*/
package com.hurlant.util
{
import flash.utils.ByteArray;
public class Hex
{
/**
* Support straight hex, or colon-laced hex.
* (that means 23:03:0e:f0, but *NOT* 23:3:e:f0)
* Whitespace characters are ignored.
*/
public static function toArray(hex:String):ByteArray {
hex = hex.replace(/\s|:/gm,'');
var a:ByteArray = new ByteArray;
if (hex.length&1==1) hex="0"+hex;
for (var i:uint=0;i<hex.length;i+=2) {
a[i/2] = parseInt(hex.substr(i,2),16);
}
return a;
}
public static function fromArray(array:ByteArray, colons:Boolean=false):String {
var s:String = "";
for (var i:uint=0;i<array.length;i++) {
s+=("0"+array[i].toString(16)).substr(-2,2);
if (colons) {
if (i<array.length-1) s+=":";
}
}
return s;
}
/**
*
* @param hex
* @return a UTF-8 string decoded from hex
*
*/
public static function toString(hex:String):String {
var a:ByteArray = toArray(hex);
return a.readUTFBytes(a.length);
}
/**
*
* @param str
* @return a hex string encoded from the UTF-8 string str
*
*/
public static function fromString(str:String, colons:Boolean=false):String {
var a:ByteArray = new ByteArray;
a.writeUTFBytes(str);
return fromArray(a, colons);
}
}
}
Version data entries
19 entries across 19 versions & 4 rubygems