PHP extracts the numbers in a string

time:05-01-01 forum:PHP tools and code

Reproduced from http://www.phpernote.com/php-function/353.html

[code]function findNum ($str='') {
$str=trim ($str);
if (empty ($str)); Empty ($result).Amp;.Amp; empty ($result.#91; 1.#93).Amp;.Amp; empty ($result.#91; 1.#93; 1.#93). '';}
$temp=array ('1','2','3','4','5','6','7','8','9','0'). FindNum ($str='') {
$str=trim ($str);
if (empty ($str)) {return';}
$result=''.

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