Meta-Characters listing : Metacharacters « Regular Expression « Perl

1. Perl
2. Regular Expression
3. Metacharacters

Meta-Characters listing

    

Character    Meaning

\            Escape, do not interpret the following meta-character

|            OR, match either of the alternatives

( )          Create a single expression or atom

{ }          Define the minimum and/or maximum repetitions of an atom

*            Match an atom zero or more times

+            Match an atom one or more times

?            Match an atom zero or one times

^            Match an atom at the start of the string

$            Match an atom at the end of the string

[ ]          Match one of the enclosed atoms

.            Match any character

\A           Alternative to meta-character ^

\Z           Alternative to meta-character $

   
    
    
    
  

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