Procura de keys em arrays
Enviado por Flavio Ribeiro, ter, 23/12/2008 - 04:07
function array_key_exists ( key, search ) {
// Checks if the given key or index exists in the array
//
// version: 810.114
// + original by: Kevin van Zonneveld
// + improved by: Felix Geisendoerfer
// * example 1: array_key_exists('kevin', {'kevin': 'van Zonneveld'});
// * returns 1: true
// input sanitation
if( !search || (search.constructor !== Array && search.constructor !== Object) ){
return false;
}
return key in search;
}
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