PHP determines whether specified values ​​exist in a multidimensional array foreach(), in_array(),_PHP tutorial

Two-dimensional array

          function search($keyWord, $stack) {//Determine whether to update or insert here

foreach ($stack as $key => $val) {

If (in_array($keyWord, $val)) {

                        return TRUE;

                  }

            }

              return FALSE;

}

Multidimensional array

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function search($array, $v) {

$data = array();

foreach ($array as $key => $value) {

If (is_array($value)) {

               $result = test($value, $v);

If (!empty($result)) {

                    $data[$key] = $result;

            }

         } else {

                  if ($value == $v) {

                    $data[$key] = $v;

            }

}

}

Return $data;

}

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http://www.bkjia.com/PHPjc/478496.htmlwww.bkjia.comtruehttp: //www.bkjia.com/PHPjc/478496.htmlTechArticleTwo-dimensional array function search($keyWord, $stack) {//Judge here whether to update or insert foreach ($stack as $key = $val) { if (in_array($keyWord, $val)) { return TRUE; } } return...