dotty dotty - 5 months ago 28
PHP Question

stripping out all characters from a string, leaving numbers

Hay, i have a string like this:


I want to strip out all the characters leaving just numbers (and .s)

Any ideas how to do this? Is there a function prebuilt?


Don Don
Answer Source
$str = preg_replace('/[^0-9.]+/', '', $str);

replace substrings that do not consist of digits or . with nothing.

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