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String / Hex conversion

/ Published in: JavaScript
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  1. function d2h(d) {
  2.     return d.toString(16);
  3. }
  4. function h2d (h) {
  5.     return parseInt(h, 16);
  6. }
  7. function stringToHex (tmp) {
  8.     var str = '',
  9.         i = 0,
  10.         tmp_len = tmp.length,
  11.         c;
  12.  
  13.     for (; i < tmp_len; i += 1) {
  14.         c = tmp.charCodeAt(i);
  15.         str += d2h(c) + ' ';
  16.     }
  17.     return str;
  18. }
  19. function hexToString (tmp) {
  20.     var arr = tmp.split(' '),
  21.         str = '',
  22.         i = 0,
  23.         arr_len = arr.length,
  24.         c;
  25.  
  26.     for (; i < arr_len; i += 1) {
  27.         c = String.fromCharCode( h2d( arr[i] ) );
  28.         str += c;
  29.     }
  30.  
  31.     return str;
  32. }

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