array_intersect
PHP 4 >= 4.0.1, PHP 5, PHP 7, PHP 8
array_intersect - Computes the intersection of arrays
array_intersect(
array$array,
... array$arrays ): array
array_intersect returns an array containing all the values of array that are present in all the arguments. Note that keys are preserved.
Parameters
- array
-
The array with master values to check.
- arrays
-
Arrays to compare values against.
Return Values
Returns an array containing all of the values in array whose values exist in all of the parameters.
Notes
Note:
Two elements are considered equal if and only if (string) $elem1 === (string) $elem2. In words: when the string representation is the same.