[ruby-list:20999] bubun sansyou

小山と申します。(普段は、ROMです。)
メインフレームに受け渡すデータのチェック
プログラムです。

class Sign
	def initialize
		@sei = {"{"=>"0","A"=>1,"B"=>2,"C"=>3,
			"D"=>4,"E"=>5,"F"=>6,"G"=>7,
			"H"=>8,"I"=>9}
		@fu = {"}"=>"0","J"=>1,"K"=>2,"L"=>3,
			"M"=>4,"N"=>5,"O"=>6,"P"=>7,
			"Q"=>8,"R"=>9}
	end
	def out(a)
		@a = a
		@last = @a.length - 1
		if (@a[@last,1] =~ /[\{A-I]/)
			@a[@last,1] = @sei[@a[@last,1]].to_s 
		end
		if (@a[@last,1] =~ /[\}J-R]/)
			@a[@last,1] = @fu[@a[@last,1]].to_s  ####
				部分参照
			@a = "-" + @a
			#@a = "-" + @a[0,@last - 1 ] + @fu[@a[@last,1]].to_s 
		end
		@o = @a
		return @o
	end
end

require 'sign.rb'
sign = Sign.new()
ARGF.each_line do | line |
	f = line.unpack("a46,a28,a4")
	wk = f[1].unpack("A4,A4,A4,A4,A4")
	
	tot = 0
	wk_out = Array.new()
	wk_save = wk  ######### デバック用保存
	wk.each do | obj |
		out = sign.out(obj).to_i
		tot += out.to_i
		if obj == ""
			wk_out << ""
		else 
			wk_out << out
		end
	end
	if tot != sign.out(f[2]).to_i
		print f,"\n"
		print [f[0],wk,sign.out(f[2])].join(","),"\n"
		print [f[0],wk_save,sign.out(f[2])].join(","),"\n"
	end
end

admin@G5CS13# cat test.txt
1D1133001   Y97581295  607757611112131                    0001000K        000100003000                                          
admin@G5CS13# ruby eitochk.rb test.txt
1D1133001   Y97581295  607757611112131                    0001000K        0001
1D1133001   Y97581295  607757611112131        ,,,,0001,0002,0001
1D1133001   Y97581295  607757611112131        ,,,,0001,0002,0001
admin@G5CS13# 

配列 wk と wk_save の値を直接操作していないのですが、値が変わってしまいます。
( "K" ---> 2 )
ポインタ等の影響でしょうか ???

小山英夫 : [e-mail]