Edit: array_search

Function:	array_search View array_search Edit array_search Edit code Edit tests Edit benchmark View latest code Edit latest code Benchmark array_search Comment on array_search 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:	Searches the array for a given value and returns the corresponding key if successful.

Edit function

Code:	function array_search (needle, haystack, argStrict) { // http://jsphp.co/jsphp/fn/view/array_search // + original by: Kevin van Zonneveld (http://kevin.vanzonneveld.net) // + input by: Brett Zamir (http://brett-zamir.me) // + bugfixed by: Kevin van Zonneveld (http://kevin.vanzonneveld.net) // * example 1: array_search('zonneveld', {firstname: 'kevin', middle: 'van', surname: 'zonneveld'}); // * returns 1: 'surname' // * example 2: ini_set('phpjs.return_phpjs_arrays', 'on'); // * example 2: var ordered_arr = array({3:'value'}, {2:'value'}, {'a':'value'}, {'b':'value'}); // * example 2: var key = array_search(/val/g, ordered_arr); // or var key = ordered_arr.search(/val/g); // * returns 2: '3' var strict = !!argStrict, key = ''; if (haystack && typeof haystack === 'object' && haystack.change_key_case) { // Duck-type check for our own array()-created PHPJS_Array return haystack.search(needle, argStrict); } if (typeof needle === 'object' && needle.exec) { // Duck-type for RegExp if (!strict) { // Let's consider case sensitive searches as strict var flags = 'i' + (needle.global ? 'g' : '') + (needle.multiline ? 'm' : '') + (needle.sticky ? 'y' : ''); // sticky is FF only needle = new RegExp(needle.source, flags); } for (key in haystack) { if (needle.test(haystack[key])) { return key; } } return false; } for (key in haystack) { if ((strict && haystack[key] === needle) || (!strict && haystack[key] == needle)) { return key; } } return false; }
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