functionrecursiveSearch($array,$searchValue){foreach($arrayas$key=>$value) {if(is_array($value)) {$result=recursiveSearch($value,$searchValue);if($result!==false) {return$result; } }else{if($value==$searchValue) {return$key; } } }returnfalse; }$multidimensionalArray= ['key1'=>'val...
array('id' => 2, 'name' => 'value2'), array('id' => 3, 'name' => 'value3'), ); $valuesToCheck = array('value2'); $column = array_column($multiDimensionalArray, 'name'); if (in_array('value2', $column)) { // ... ...
Searching in Multidimensional ArraysFor multidimensional arrays, combine array_search with array_column. multi_array_search.php <?php $users = [ ["id" => 1, "name" => "Alice"], ["id" => 2, "name" => "Bob"], ["id" => 3, "name" => "Charlie"] ]; $key = array_search("...
You might know how to find a value in an array or in a one dimensional array, but the same technique doesn’t work in a multidimensional array. So, you’re looking for the solution. Solution: Example: [php]<?php function multi_array_search($search_for, $search_in) { foreach ($sear...
== false) { echo 'value is in multidim array'; } else { echo 'value is not in multidim array'; } 这个想法在 PHP 手册中 array_search() 的注释部分; 原文由 user559533 发布,翻译遵循 CC BY-SA 3.0 许可协议 有用 回复 查看全部 2 个回答...
array(1,"Ram","21000"), array(2,"Rohan","20000"), array(3,"Mohan","30000"), ); You can also try this code withOnline PHP Compiler Run Code Traversing Multidimensional Array We can traverse the multidimensional array using the nested loop. ...
if ($key !== array_search($value, $array)) { $isOneDimensional = false; break; } } if ($isOneDimensional) { echo “是一维数组”; } else { echo “不是一维数组”; } “` 以上是三种常用的方法来检查一个变量是否是一维数组。可以根据具体的需求选择合适的方法来判断。
PHP array PHP object PHP NULL value Examples explained PHP Strings Get the length of a string - strlen() Count the number of words in a string - str_word_count() Reverse a string - strrev() Search for a specific text within a string - strpos() ...
PHP stringPHP integerPHP floatPHP arrayPHP objectPHP NULL value Data Types explained PHP Strings Get the length of a string - strlen()Count the number of words in a string - str_word_count()Reverse a string - strrev()Search for a specific text within a string - strpos()Replace text wit...
Array Push, POP PHP | PHP Array Tutorial PHP Search Multidimensional Array By key, value and return key json_encode()- Convert Array To JSON | Object To JSON PHP PHP remove duplicates from multidimensional array PHP Remove Duplicate Elements or Values from Array PHP ...