Ruby StringScanner eos? 函数

StringScanner#eos?() : eos?()是StringScanner类的一个方法，用于检查扫描指针是否在字符串的末端。

语法。StringScanner.eos?()

参数。StringScanner的值

返回：如果扫描指针在字符串的末尾为true，否则返回false

例子 #1 :

# Ruby code for StringIO.eos?() method
  
# loading StringIO
require 'strscan'
  
# declaring StringIO 
c = StringScanner.new("Fri Dec 12 1975 14:39")
  
# eos?() method
puts "String Scanner eos? form : #{c.eos?()}\n\n"

输出:

String Scanner eos? form : false

例子 #2 :

# Ruby code for StringIO.eos?() method
  
# loading StringIO
require 'strscan'
  
# declaring StringIO 
c = StringScanner.new("hellogeeks")
  
# stringIO is terminated
c.terminate
  
# eos?() method
puts "String Scanner eos? form : #{c.eos?()}\n\n"

输出:

String Scanner eos? form : true