The Greedy Metacharacters : Greedy « Regular Expression « Perl






The Greedy Metacharacters

    

Metacharacter   What It Matches
x?              Matches 0 or 1 occurrences of x
(xyz)?          Matches 0 or 1 occurrences of pattern xyz
x*              Matches 0 or more occurrences of x
(xyz)*          Matches 0 or more occurrences of pattern xyz
x+              Matches 1 or more occurrences of x
(xyz)+          Matches 1 or more occurrences of pattern xyz
x{m,n}          Matches at least m occurrences of x and no more than n occurrences of x

   
    
    
    
  








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