• array
• EN
• PHP
• string

Q: How to extract URLs from a string with php ?

A: use the php function preg_match_all to acvhieve this.

example

// example string with URLs
$sContent = 'https://blog.ueffing.net, FOO BAR BLA BLA https://www.ueffing.net/, BLA BLA https://github.com/gueff';

$sPattern = "/\b(?:(?:https?|ftp):\/\/|www\.)[-a-z0-9+&@#\/%?=~_|!:,.;]*[-a-z0-9+&@#\/%=~_|]/i";
preg_match_all(
    $sPattern,
    $sContent, […]

• array
• EN
• PHP

Q: given a multidimensional array. how can i find a value in it ?

A: use the php function array_search in conjunction with array_column to solve this.

usage example

$aData = [
    'aKeyValue' => [
        0 => [
                'sKey' => 'sOldname',
                'sValue' => '/media/foo.txt',
            ],
        1 => [
                'sKey' => 'sNewname',
              […]