How to use array walk recursive in PHP
In this article, I will explain how the array_walk_recursive() function can be used in PHP.
array_walk_recursive() function in PHP
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The array_walk_recursive() function is used to run each array element in a user-define function.
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The array_walk_recursive() function can work with inside an array.
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In array_walk_recursive() function, the array's keys and values are parameters in the function.
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In array_walk_recursive() function, the array's keys and values is returns True or False.
Syntax
array_walk_recursive(array,function,parameter) |
Parameter
- array array is required parameter. the specified array whose values are to be counted.
- function function is required parameter. the name of the user-define function.
- parameter parameter is optional parameter. determine a parameter define by the user.
Example
The following example show to how the array_walk_recursive() function can be used in PHP.
<html>
<body>
<h3 style="color: rosybrown;">array_walk_recursive() function example in PHP</h3>
<?php
function mydemo($value,$key)
{
echo "C-sharpcorner $key has $value<br />";
}
$a1=array("Tutorial1"=>"ASP.NET","Tutorial2"=>"Java");
$a2=array($a1,"Article1"=>"JavaScript","Article2"=>"Php");
array_walk_recursive($a2,"mydemo");
?>
</body>
</html>
|
Output
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