StringScanner#pointer():pointer()是StringScanner類方法,它返回掃描指針的字節位置
用法:StringScanner.pointer()
參數:StringScanner值
返回:掃描指針的字節位置
示例1:
# Ruby code for StringScanner.pointer() method
# loading StringScanner
require 'strscan'
# declaring StringScanner
c = StringScanner.new("Mon Sep 12 2018 14:39")
# pointer() method
puts "String Scanner pointer form : #{c.pointer()}\n\n"
c.terminate()
# pointer() method
puts "String Scanner pointer form : #{c.pointer()}\n\n"
輸出:
String Scanner pointer form : 0 String Scanner pointer form : 21
示例2:
# Ruby code for StringScanner.pointer() method
# loading StringScanner
require 'strscan'
# declaring StringScanner
c = StringScanner.new("hellogeeks")
# pointer() method
puts "String Scanner pointer form : #{c.pointer()}\n\n"
c.terminate()
# pointer() method
puts "String Scanner pointer form : #{c.pointer()}\n\n"
輸出:
String Scanner pointer form : 0 String Scanner pointer form : 10
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