Ruby | StringScanner empty? function

Ruby | StringScanner clear function

Last Updated : 30 Nov, 2022

StringScanner#clear() : clear() is a StringScanner class method which terminates the stringIO and returns an Enumerator object for the StringIO.

Syntax: StringScanner.clear() Parameter: StringScanner values Return: terminates the stringIO and returns an Enumerator object for the StringIO.

Example #1 :

Ruby

# Ruby code for StringIO.clear() method

# loading StringIO
require 'strscan'

# declaring StringIO 
c = StringScanner.new("Fri Dec 12 1975 14:39")

# clear() method
puts "String Scanner clear form : #{c.clear()}\n\n"

Output :

String Scanner clear form : #

Example #2 :

Ruby

# Ruby code for StringIO.clear() method

# loading StringIO
require 'strscan'

# declaring StringIO 
c = StringScanner.new("hellogeeks")

# clear() method
puts "String Scanner clear form : #{c.clear()}\n\n"

Output :

String Scanner clear form : #

Note : The Enumerator value can change as per the compiler and system.

Ruby | StringScanner empty? function

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