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Regular expressions: Difference between revisions
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Note that in std.string there are string functions to perform those string operations in a faster way.
=={{header|J}}==
J's regex support is built on top of PCRE.
load'regex' NB. Load regex library
str =: 'I am a string' NB. String used in examples.
Matching:
'.*string$' rxeq str NB. 1 is true, 0 is false
1
Substitution:
('am';'am still') rxrplc str
I am still a string
=={{header|Java}}==
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