Compatibility for php 7.3 #68
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PCRE2 is strict that the hyphen needs to be moved to the end, or escaped for this to work.
preg_match('/[\w\-.]+/', '');
The above code should compile just fine with PHP 7.3 as well as older versions. Note how this new pattern escapes the hyphen (- to \-).
cite from https://ayesh.me/Upgrade-PHP-7.3
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PCRE2 is strict that the hyphen needs to be moved to the end, or escaped for this to work.
preg_match('/[\w-.]+/', '');
The above code should compile just fine with PHP 7.3 as well as older versions. Note how this new pattern escapes the hyphen (- to -).
cite from https://ayesh.me/Upgrade-PHP-7.3