红宝石 | StringScanner 休息函数

StringScanner#rest() : rest()是一个 StringScanner 类方法，它返回字符串的“剩余”（即扫描指针之后的所有内容）。

Syntax: StringScanner.rest()

Parameter: StringScanner values

Return: the “rest” of the string (i.e. everything after the scan pointer).

示例 #1：

# Ruby code for StringScanner.rest() method
  
# loading StringScanner
require 'strscan'
  
# declaring StringScanner 
c = StringScanner.new("Mon Sep 12 2018 14:39")
  
# rest() method
c.pos = 2
puts "String Scanner rest form : #{c.rest}\n\n"
  
# rest() method
c.pos = 7
puts "String Scanner rest form : #{c.rest}\n\n"

输出 ：

String Scanner rest form : n Sep 12 2018 14:39

String Scanner rest form :  12 2018 14:39

示例 #2：

# Ruby code for StringScanner.rest() method
  
# loading StringScanner
require 'strscan'
  
# declaring StringScanner 
c = StringScanner.new("hellogeeks")
  
# rest() method
c.pos = 2
puts "String Scanner rest form : #{c.rest}\n\n"
  
# rest() method
c.pos = 7
puts "String Scanner rest form : #{c.rest}\n\n"

输出 ：

String Scanner rest form : llogeeks

String Scanner rest form : eks