Using the PHP will give you several benefit to use code what you want.
And taking the number from any given string can be by diffrent - diffrent methods
lets se the example below:-
$myString = "I have 8 apples";
preg_match("|\d+|", $s, $myString);
var_dump($myString);
This is done by using preg match and your output will be :
Output:-
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