Perl5 リファレンス


m// The match operator.
pos Returns the offset of where the last `m//g' search left off for the variable is in question (`$_' is used when the variable is not specified).
quotemeta Returns the value of EXPR with all non-alphanumeric characters backslashed.
s/// The substitution operator.
split 指定された区切り文字で、文字列を分割し、配列として返す。
study Takes extra time to study SCALAR (`$_' if unspecified) in anticipation of doing many pattern matches on the string before it is next modified.