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Rechercher une fonction PHP

preg_grep

(PHP 4, PHP 5, PHP 7)

preg_grepReturn array entries that match the pattern

Description

preg_grep ( string $pattern , array $input [, int $flags = 0 ] ) : array

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

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Parameters

pattern

The pattern to search for, as a string.

input

The input array.

flags

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

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Return Values

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

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Examples

Example #1 preg_grep() example

<?php
// return all array elements
// containing floating point numbers
$fl_array preg_grep("/^(\d+)?\.\d+$/"$array);
?>

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See Also

Find a PHP function

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Document created the 30/01/2003, last modified the 26/10/2018
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References

  1. View the html document Language of the document:fr Manuel PHP : http://php.net

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