davidestevens

This intro to regular expressions might be useful if, like me, you are unfamiliar with them...

explaining-the-mysteries-of-regexp

I always find string formatting frustrating, that's gonna be really helpful! Thanks!!

yay, noob friendly regexp tutorial. thanks !

a question though... the underscore at the end of character class range is not quite explained ?... i mean :

" a word character is \w which is [0-9A-Za-z_] "

i don't understand why there is an underscore ? why not simply [0-9A-Za-z] ?

a question though... the underscore at the end of character class range is not quite explained ?... i mean :
" a word character is \w which is [0-9A-Za-z_] "
i don't understand why there is an underscore ? why not simply [0-9A-Za-z] ?


"_" is part of the character class.
Try this:


oh, okay, simply that. But why is it part of "word character" then ?

Explaining the mysteries of [regexp]