Ruby | StringScanner scan_full function
Last Updated :
12 Dec, 2019
StringScanner#scan_full() : scan_full() is a StringScanner class method which checks whether the given pattern is matched from the current scan pointer
Syntax: StringScanner.scan_full()
Parameter: StringScanner values
pattern
advance_pointer
return_pointer
Return: true if the given pattern is matched from the current scan pointer otherwise return false
Example #1 :
require 'strscan'
c = StringScanner. new ( "Mon Sep 12 2018 14:39" )
c.scan_full(/\w+/, 2 , 3 )
puts "String Scanner result of c.scan_full() form : #{c.pos()}\n\n"
c.scan_full(/\s+/, 4 , 8 )
puts "String Scanner result of c.scan_full() form : #{c.pos()}\n\n"
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Output :
String Scanner result of c.scan_full() form : 3
String Scanner result of c.scan_full() form : 4
Example #2 :
require 'strscan'
c = StringScanner. new ( "h ello geeks" )
c.scan_full(/\w+/, 2 , 3 )
puts "String Scanner result of c.scan_full() form : #{c.pos()}\n\n"
c.scan_full(/\s+/, 4 , 8 )
puts "String Scanner result of c.scan_full() form : #{c.pos()}\n\n"
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Output :
String Scanner result of c.scan_full() form : 1
String Scanner result of c.scan_full() form : 2
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