Ruby StringScanner beginning_of_line?用法及代码示例

StringScanner＃beginning_of_line？()：beginning_of_line？()是一个StringScanner类方法，它检查扫描指针是否在行的开头。

用法：StringScanner.beginning_of_line?()

参数：StringScanner值

返回：true-如果扫描指针位于行的开头，否则返回false

范例1：

# Ruby code for StringIO.beginning_of_line?() method 
  
# loading StringIO 
require 'strscan'
  
# declaring StringIO  
c = StringScanner.new('hi') 
  
# beginning_of_line?() method 
puts "StringScanner beginning_of_line? form:#{c.beginning_of_line?}\n\n"

输出：

StringScanner << bytes form:true

范例2：

# Ruby code for StringIO.beginning_of_line?() method 
  
# loading StringIO 
require 'strscan'
  
# declaring StringIO  
c = StringScanner.new('geeksforgeeks') 
  
# beginning_of_line?() method 
puts "StringScanner beginning_of_line? form:#{c.beginning_of_line?}\n\n"

输出：

StringScanner << bytes 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 beginning_of_line? 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。