php - array_intersect

Description

array array_intersect ( array $array1, array $array2 [, array $ ...] )
array_intersect() returns an array containing all the values of array1 that are present in all the arguments. Note that keys are preserved.

Parameters

array1

The array with master values to check.

array2

An array to compare values against.

array

A variable list of arrays to compare.

Return Values

Returns an array containing all of the values in array1 whose values exist in all of the parameters.

Examples

Example 248. array_intersect() example


$array1 = array("a" => "green", "red", "blue");$array2 = array("b" => "green", "yellow", "red");$result = array_intersect($array1, $array2);print_r($result);
The above example will output:
Array(
  [a] => green
  [0] => red
)