Ruby StringScanner skip函数

StringScanner#skip() : skip()是一个StringScanner类方法，它从扫描指针开始跳过给定的模式。

语法。StringScanner.skip()

参数。StringScanner值模式

返回：从扫描指针开始跳过给定的模式。

例子 #1 :

# Ruby code for StringScanner.skip() method
  
# loading StringScanner
require 'strscan'
  
# declaring StringScanner 
c = StringScanner.new("Mon Sep 12 2018 14:39")
  
# skip() method
c.skip(/\w+/)
puts "String Scanner skip form : #{c.pos()}\n\n"
  
# skip() method
c.skip(/\s+/)
puts "String Scanner skip form : #{c.pos()}\n\n"
  
# skip() method
c.skip(/./)
puts "String Scanner skip form : #{c.pos()}\n\n"

输出:

String Scanner skip form : 3

String Scanner skip form : 4

String Scanner skip form : 5

例子 #2 :

# Ruby code for StringScanner.skip() method
  
# loading StringScanner
require 'strscan'
  
# declaring StringScanner 
c = StringScanner.new("h ello geeks")
  
# skip() method
c.skip(/\w+/)
puts "String Scanner skip form : #{c.pos()}\n\n"
  
# skip() method
c.skip(/\s+/)
puts "String Scanner skip form : #{c.pos()}\n\n"
  
# skip() method
c.skip(/./)
puts "String Scanner skip form : #{c.pos()}\n\n"

输出:

String Scanner skip form : 1

String Scanner skip form : 2

String Scanner skip form : 3