How to modify the contents of a two-dimensional array in php

PHP Modify the values in the two-dimensional array

1. The two-dimensional array can be passed through for($i = 0; $i < count(Array()); $i) This form modifies the

example code:

// 修改 二维数组中的 name为 Getchar $users = array( array('name' => 'GetcharZp', 'age' => 19), array('name' => 'Mcx', 'age' => 18) ); for($i = 0; $i < count(Array()); ++ $i) { $users[$i]['name'] = 'Getchar';} print_r($users);

2. Two-dimensional arrays can also be passed in the form of foreach($users as &$user) Modify

Instance code

// 修改 二维数组中的 name为 Getchar $users = array( array('name' => 'GetcharZp', 'age' => 19), array('name' => 'Mcx', 'age' => 18) ); foreach ($users as &$user) { $user['name'] = 'Getchar'; }unset($user); // 销毁掉 user 引用print_r($users);

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