PHP array_merge_recursive（）函数与示例

PHP array_merge_recursive()函数 (PHP array_merge_recursive() function)

array_merge_recursive() function is used to merge two or more arrays, it returns a new array with merged elements. The only difference between array_merge() and array_merge_recursive() function is: "It merges the values having the same key as an array instead of overriding the values."

array_merge_recursive()函数用于合并两个或多个数组，它返回一个具有合并元素的新数组。 “ array_merge()和array_merge_recursive()函数之间的唯一区别是： “它合并与数组具有相同键的值，而不是覆盖这些值。”

Syntax:

句法：

array_merge_recursive(array1, array2,...);

It accepts two or more arrays and returns a new array with merged elements.

它接受两个或多个数组，并返回带有合并元素的新数组。

Examples:

例子：

Input:$arr1 = array("a" => "Hello", "b" => "Hi");$arr2 = array("a" => "Okay!", "d" => "Nothing");Output:Array([a] => Array ([0] => Hello [1] => Okay! )[b] => Hi[d] => Nothing)

PHP code:

PHP代码：

<?php$arr1 = array("a" => "Hello", "b" => "Hi");$arr2 = array("a" => "Okay!", "d" => "Nothing");//merging arrays$arr3 = array_merge_recursive($arr1, $arr2);//printing print_r ($arr3); ?>

Output

输出量

Array ([a] => Array ([0] => Hello [1] => Okay! )[b] => Hi[d] => Nothing )

翻译自: https://www.includehelp.com/php/array_merge_recursive-function-with-example.aspx

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