Remove all numbers which are lower than 15 using preg_replace : <p>I'm trying to remove numbers which are lower than '15' using preg_replace for example:
<code>$string = '1 20 5 16 11 15 14';</code>
I'm expecting the output after preg_replace to be <code>20 16 15</code>
How to do that :)</p>
