Kazi array_intersect

Kazi array_intersect inakokotoa makutano ya arrays - inarudha array ya elementi ambazo ziko kwenye arrays zote, zilizopitishwa kwenye kazi.

Syntax

phparray_intersect(array $array, array ...$arrays): array

Mfano

Wacha tupate, ni elementi gani ziko kwenye array moja, na kwenye nyingine pia:

php<?php
  $arr1 = [1, 2, 3, 4, 5];
  $arr2 = [3, 4, 5, 6, 7];
  
  $res = array_intersect($arr1, $arr2);
  var_dump($res);
?>

Matokeo ya utekelezaji wa kodi:

php[3, 4, 5]

Mfano

Wacha tupate, ni elementi gani za kawaida ziko kwenye arrays tatu:

php<?php
  $arr1 = [1, 2, 3, 4, 5];
  $arr2 = [3, 4, 5, 6, 7];
  $arr3 = [4, 5, 6, 7, 8];
  
  $res = array_intersect($arr1, $arr2, $arr3);
  var_dump($res);
?>

Matokeo ya utekelezaji wa kodi:

php[4, 5]

Angalia Pia