Ruby | StringScanner post_match function
Last Updated :
10 Dec, 2019
StringScanner#post_match() : post_match() is a StringScanner class method which returns the post-match (in the regular expression sense) of the last scan
Syntax: StringScanner.post_match()
Parameter: StringScanner values
Return: post-match (in the regular expression sense) of the last scan
Example #1 :
require 'strscan'
c = StringScanner. new ( "Mon Sep 12 2018 14:39" )
c.scan(/\w+/)
puts "String Scanner post_match form : #{c.post_match()}\n\n"
c.scan(/\s+/)
puts "String Scanner post_match form : #{c.post_match()}\n\n"
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Output :
String Scanner post_match form : Sep 12 2018 14:39
String Scanner post_match form : Sep 12 2018 14:39
Example #2 :
require 'strscan'
c = StringScanner. new ( "h ello geeks" )
c.scan(/\w+/)
puts "String Scanner post_match form : #{c.post_match()}\n\n"
c.scan(/\s+/)
puts "String Scanner post_match form : #{c.post_match()}\n\n"
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Output :
String Scanner post_match form : ello geeks
String Scanner post_match form : ello geeks
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