Pattern Modifiers : Pattern matching « Regular Expression « Perl






  1. Perl
  2. Regular Expression
  3. Pattern matching

Pattern Modifiers

    

Code    Description

g       Globalmatch all occurrences of the regular expression

i       Ignore casematch any case

m       Multiple linesprocess the input as multiple lines

o       Only oncecompile the regular expression the first time

s       Single lineignore new lines

x       Extra spacesallow comments and spaces in regular expression syntax








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