PHP - Function preg_grep()

Syntax

array preg_grep ( string $pattern, array $input [, int $flags] );

Definition and Usage

Returns the array consisting of the elements of the input array that match the given pattern.

If flag is set to PREG_GREP_INVERT, this function returns the elements of the input array that do not match the given pattern.

Return Value

• Returns an array indexed using the keys from the input array.

Example

Following is the piece of code, copy and paste this code into a file and verify the result.

This will produce the following result −

Found food is pastaFound food is