phpjs/functions/array/array_diff_uassoc.js

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function array_diff_uassoc(arr1) {
  //  discuss at: http://phpjs.org/functions/array_diff_uassoc/
  // original by: Brett Zamir (http://brett-zamir.me)
  //   example 1: $array1 = {a: 'green', b: 'brown', c: 'blue', 0: 'red'}
  //   example 1: $array2 = {a: 'GREEN', B: 'brown', 0: 'yellow', 1: 'red'}
  //   example 1: array_diff_uassoc($array1, $array2, function (key1, key2){ return (key1 == key2 ? 0 : (key1 > key2 ? 1 : -1)); });
  //   returns 1: {b: 'brown', c: 'blue', 0: 'red'}

  var retArr = {},
    arglm1 = arguments.length - 1,
    cb = arguments[arglm1],
    arr = {},
    i = 1,
    k1 = '',
    k = '';
  cb = (typeof cb === 'string') ? this.window[cb] : (Object.prototype.toString.call(cb) === '[object Array]') ? this.window[
    cb[0]][cb[1]] : cb;

  arr1keys: for (k1 in arr1) {
    for (i = 1; i < arglm1; i++) {
      arr = arguments[i];
      for (k in arr) {
        if (arr[k] === arr1[k1] && cb(k, k1) === 0) {
          // If it reaches here, it was found in at least one array, so try next value
          continue arr1keys;
        }
      }
      retArr[k1] = arr1[k1];
    }
  }

  return retArr;
}