From: Jan Friedrich <janfri.rubyforge@...>
Date: 2008-12-18T00:27:59+09:00
Subject: Re: using count += 1, code won't change value in output

Mmcolli00 Mom wrote:
> This is supposed to count every line in a file that contails the string
> '0004343' however, when I use the puts it will only output 1 and 0. My
> file contains 8 instances of '0004343' so I know that this isn't right.
> I was thinking that it never changes the value to what happens to it in
> the while loop. I know this is probably really simple. I just can't get
> it. Please help me? MC
> 
> @count = 1
>  @total = 0
>   while line = f1.gets
>     if f1.gets =~ /0004343/ then
>      @total = @count+= 1
>     end
>  end
> puts @count
> puts @total

Change line 4 to:
     if line =~ /0004343/ then

You read twice from the file.

Regards,
Jan
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