StringScanner#scan() : scan() is a StringScanner class method which tries to match with pattern at the current position.
Syntax: StringScanner.scan()
Parameter: StringScanner values
Return: matched string otherwise return false
Example #1 :
# Ruby code for StringScanner.scan() method # loading StringScanner require 'strscan'
# declaring StringScanner c = StringScanner. new ( "Mon Sep 12 2018 14:39" )
# scan() method c.scan(/\w+/) puts "String Scanner result of c.scan() form : #{c.pos()}\n\n"
# scan() method c.scan(/\s+/) puts "String Scanner result of c.scan() form : #{c.pos()}\n\n"
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Output :
String Scanner result of c.scan() form : 3 String Scanner result of c.scan() form : 4
Example #2 :
# Ruby code for StringScanner.scan() method # loading StringScanner require 'strscan'
# declaring StringScanner c = StringScanner. new ( "h ello geeks" )
# scan() method c.scan(/\w+/) puts "String Scanner result of c.scan() form : #{c.pos()}\n\n"
# scan() method c.scan(/\s+/) puts "String Scanner result of c.scan() form : #{c.pos()}\n\n"
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Output :
String Scanner result of c.scan() form : 1 String Scanner result of c.scan() form : 2