/ Published in: PHP
This will strip special characters and return only what is required and very useful in search queries to avoid xss injections.
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# Legend for regular expression pattern used # \s - whitespace # [] - grouping # \ - escape character # \. - dot character $text = 'this>! is %#4>sample* file 01.jpg'; echo $output; #result: this is 4sample file 01.jpg