Mega Code Archive

 

Categories / Perl / Regular Expression

 

The m modifier controls the behavior of the $ and ^ anchor metacharacters

# Anchors and the m modifier $_="\nTomorrow will never be here.\n"; print if /^Tomorrow/;    # Embedded newline $_="\nTomorrow will never be here.\n"; print if /\ATomorrow/;   # Embedded newline $_="\nTomorrow will never be here.\n"; print if /^Tomorrow/m; $_="\nTomorrow will never be here.\n"; print if /\ATomorrow/m; $_="\nTomorrow will never be here.\n"; print if /history\.$/m;