Ruby StringScanner rest?用法及代码示例

StringScanner＃rest？()：rest？()是一个StringScanner类方法，它检查字符串中是否还有更多数据

用法：StringScanner.rest?()

参数：StringScanner值

返回：如果字符串中有更多数据，则为true，否则返回false

范例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:true

String Scanner rest? form:true

范例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 = 3
puts "String Scanner rest? form:#{c.rest?}\n\n"

输出：

String Scanner rest? form:true

String Scanner rest? form:true

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注：本文由纯净天空筛选整理自mayank5326大神的英文原创作品 Ruby | StringScanner rest? function。非经特殊声明，原始代码版权归原作者所有，本译文未经允许或授权，请勿转载或复制。