Compruebe si la matriz contiene todos los elementos de otra matriz?
Tengo 2 matrices, la segunda matriz debe contener todo el elemento en la primera matriz, ¿cómo verificar esto? Gracias
<code>For example array 1: Array ( [0] => Email [1] => 1_Name ) array 2: Array ( [0] => 1_Name [1] => ) In this case it is invalid , as array 2 do not have Email array 1: Array ( [0] => Email [1] => 1_Name ) array 2: Array ( [0] => 1_Name [1] => Address [2]=> Email ) In this case it is valid </code>