StringScanner#match?():match?()是一个StringScanner类方法,它检查给定的模式是否与当前扫描指针匹配。
用法:StringScanner.match?()
参数:StringScanner值
返回:posiiton-如果模式匹配,否则返回false
范例1:
# Ruby code for StringScanner.match?() method
# loading StringScanner
require 'strscan'
# declaring StringScanner
c = StringScanner.new("Mon Sep 12 2018 14:39")
# match?() method
puts "String Scanner match? form:#{c.match?(/\w+/)}\n\n"
# match?() method
puts "String Scanner match? form:#{c.match?(/\s+/)}\n\n"
输出:
String Scanner match? form:3 String Scanner match? form:
范例2:
# Ruby code for StringScanner.match?() method
# loading StringScanner
require 'strscan'
# declaring StringScanner
c = StringScanner.new("hellogeeks")
# match?() method
puts "String Scanner match? form:#{c.match?(/\w+/)}\n\n"
# match?() method
puts "String Scanner match? form:#{c.match?(/\s+/)}\n\n"
输出:
String Scanner match? form:10 String Scanner match? form:
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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 match? 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。