regex_find

Command: regex_find


Description
Takes the first argument. Converts to regex if
necessary and calls regexec to find out if this regex matches the
string/stream. Reports success/failure in a boolean true/false.
Parameters
in: first argument : a regex generated by regcomp
OR a string which will be converted
to a regex by a regcomp call.
second argument : an istream or a string where this
regex should be matched.
out: true/false telling if there is/is no match.
Author
Hehl
Bugs
-
Synopsis
string istream -> boolean
string string -> boolean
regex istream -> boolean
regex string -> boolean
Examples
(hello) (is there a hello hiding) regex_find -> true
(hello) (is there a HeLlO hiding) regex_find -> false

(hello) regexdict /REG_ICASE get regcomp pop
(is there a HeLlO hiding) regex_find -> true
File
lib/sli/regexp.sli
Diagnostics
If called with a string as first argument will raise an
/InvalidRegexError if regcomp cannot compile the regex. Try
immidiate :regerror = to find out why!
Remarks
Does _not_ return any information about the matched
expression more than matched/not matched; use lower
level commands regcomp regexec if in need!