php array of all values matching code example
Example 1: php get intersection of two arrays
$array1 = [1, 2];
$array2 = [2, 3, 4];
$commonValue = array_intersect($array1, $array2);
//$commonValue = 2
// If you have X number of arrays you can do:
$array1 = [1, 2];
$array2 = [2, 3, 4];
$arrayOfArrays = [$array1, $array2];
$commonValue = array_intersect(...$arrayOfArrays);
Example 2: how to lookup value object php
function lookup($array, $key) {
//loop through all values in array
foreach($array as $values) {
//if 'key' value matches `$key`, return 'value' value.
if($values['key'] == $key) {
return $values['value'];
}
}
//if nothing has been returned, return empty string
return "";
}