str_contains

Function • Added in PHP 8.0

Determine if a string contains a given substring.

PHP 5

PHP 7

Added

PHP 8.1

PHP 8.2

PHP 8.3

PHP 8.4

PHP 8.5

`str_contains` Function synopsis

str_contains(string $haystack, string $needle): bool

Parameters

`$haystack`

Typestring

The string to search in.

`$needle`

Typestring

The substring to search for in the $haystack.

Return value

Typebool

Returns true if $needle is in $haystack, false otherwise.

Changes to the `str_contains` Function

PHP 8.0

New str_contains function

Function added

`str_contains` Function Availability

PHP Version	Availability
PHP 8.5Future Release	Yes
PHP 8.4Upcoming Release	Yes
PHP 8.3Supported (Latest)	Yes
PHP 8.2Supported	Yes
PHP 8.1Security-Fixes Only	Yes
PHP 8.0Unsupported	Yes
PHP 7.4Unsupported	No
PHP 7.3Unsupported	No
PHP 7.2Unsupported	No
PHP 7.1Unsupported	No
PHP 7.0Unsupported	No
PHP 5.6Unsupported	No
PHP 5.5Unsupported	No
PHP 5.4Unsupported	No
PHP 5.3Unsupported	No