3.31 Regular expression

Procedures for regular experssion. In these procedures, Java standard regular expression is available.

Reader syntax: #/regexp/[uic]

compiles a regular expression object.
Flags shown as follows are available.

u	use Unicode
i	case insensitive
c	enable standard equivalence

Function: regexp? datum

returns #t if the object is a regular expression object.

Function: regexp-replace regexp dest-string replace-string

replaces the string using the given regular expression. First occurence will be replaced.

Function: regexp-replace-all regexp dest-string replace-string

replaces the string using the given regular expression. All occurence will be replaced.

Function: regexp->string regexp-object

gets the string representation of the regular expression.

Function: string->regexp regexp

transforms the string to regular expression.

Function: rxmatch regexp-object dest-string

matches the string by the regular expression and returns the matched values as multiple values.

Function: rxmatch-list regexp-object dest-string

matches the string by the regular expression and returns the matched values as a list.

Function: matchrx? regexp-object dest-string

returns #t if the string matches the regular expression.

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