Sharing of PHP practical functions to remove excess 0_PHP tutorial

Sharing of PHP practical functions to remove redundant 0

This series of articles is to share with you some common and practical PHP functions. This article is the first one. Let’s do a simple , remove excess 0

The code is very concise and simple, so there won’t be much nonsense.

The code is as follows:

　/**

　* Remove excess 0

*/

Function del0($s)

　{

　$s = trim(strval($s));

　if (preg_match('#^-?d+?.0+$#', $s)) {

return preg_replace('#^(-?d+?).0+$#','$1',$s);

　}

　if (preg_match('#^-?d+?.[0-9]+?0+$#', $s)) {

Return preg_replace('#^(-?d+.[0-9]+?)0+$#','$1',$s);

　}

return $s;

　}

Friends can do a lot of things with free expansion. I hope you all like it.

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