adrienbrault/gist:1972826

Created March 4, 2012 12:38

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Count how many variables have an underscore inside grep -E -r --include=*.php "[$][a-zA-Z\x7f-\xff]([a-zA-Z0-9\x7f-\xff]*_[a-zA-Z0-9\x7f-\xff]*)+" . | wc -l

Count how many variables have no underscore inside grep -E -r --include=*.php "[$][a-zA-Z\x7f-\xff][a-zA-Z0-9\x7f-\xff]*" . | wc -l

The regex is from : http://php.net/manual/en/language.variables.basics.php