PHP array_replace_recursive() FunctionLast Updated : 17 Mar 2025 The array_replace_recursive() function is an inbuilt function of PHP. The array_replace_recursive( ) function is used to replace the values from passed arrays into the first array recursively. This function was introduced in PHP 5.3.0. SyntaxParameter
Return typeThe array_replace_recursive( ) function returns the replaced array. It will return null if an error occurs. Example 1Output:
Array
(
[a] => Array
(
[0] => all
)
[b] => Array
(
[0] => black
)
)
Example 2Output:
Array
(
[a] => Array
(
[0] => saffron
)
[b] => Array
(
[0] => pink
[1] => red
)
)
Example 3Output:
Array
(
[a] => Array
(
[0] => yuvraj
)
[b] => Array
(
[0] => ishant
[1] => sehwag
)
)
Example 4Output:
Array
(
[a] => Array
(
[0] => Perl
)
[b] => Array
(
[0] => HTML
[1] => PHP
)
)
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