Edit: array_udiff

Function:	array_udiff View array_udiff Edit array_udiff Edit code Edit tests Edit benchmark View latest code Edit latest code Benchmark array_udiff Comment on array_udiff Comment on the latest code View revisions View versions View contributors View dependencies View comments View links Download production code Download development code View the PHP docs View phpjs.org View phpjs.org raw code
Description:	Returns the entries of arr1 that have values which are not present in any of the others arguments. Elements are compared by user supplied function.

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Code:	function array_udiff (arr1) { // http://jsphp.co/jsphp/fn/view/array_udiff // + original by: Brett Zamir (http://brett-zamir.me) // * example 1: $array1 = {a: 'green', b: 'brown', c: 'blue', 0: 'red'} // * example 1: $array2 = {a: 'GREEN', B: 'brown', 0: 'yellow', 1: 'red'} // * example 1: array_udiff($array1, $array2, function (f_string1, f_string2){var string1 = (f_string1+'').toLowerCase(); var string2 = (f_string2+'').toLowerCase(); if (string1 > string2) return 1; if (string1 == string2) return 0; return -1;}); // * returns 1: {c: 'blue'} 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 (cb(arr[k], arr1[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; }
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