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@ 2014-03-23T00:07:04Z

<?php

$string = "100-200";

if(1 === preg_match('~[0-9]~', $string)){
    echo "£ $string";
}

Output
Performance
VLD
References
Branches

preg_match: documentation ( source)

preferences:dark modelive preview

40.05 ms | 402 KiB | 5 Q