Groups > comp.lang.java.programmer > #36225

Re: Type conversions with the empty string

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From	Knute Johnson <nospam@rabbitbrush.frazmtn.com>
Newsgroups	comp.lang.java.programmer
Subject	Re: Type conversions with the empty string
Date	Mon, 30 Jan 2017 11:34:27 -0600
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On 1/28/2017 07:43, Stefan Ram wrote:
>   There are actually two ways to convert »123« to a string
>   that both involve the empty string:
>
> ""+123
>
>   and
>
> "".valueOf( 123 )
>
>   , and both are frowned upon! But real problems in software
>   enginnering involve architecture or "logical" errors, seldom
>   small-scale wordings. What is the worst thing that could
>   happen when someone uses one of those? (That a beginner reading
>   the source might become confused?)
>
>   I'd say that
>
> "".valueOf( 123 )
>
>   is even more robust than
>
> String.valueOf( 123 )
>
>   because the former is still working when a file »String.class«
>   is found early enough in the class path.
>

You would prefer any of those over Integer.toString(123)?

-- 

Knute Johnson

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Thread

Re: Type conversions with the empty string Knute Johnson <nospam@rabbitbrush.frazmtn.com> - 2017-01-30 11:34 -0600
  Re: Type conversions with the empty string Knute Johnson <nospam@rabbitbrush.frazmtn.com> - 2017-01-30 12:25 -0600
  Re: Type conversions with the empty string Eric Douglas <e.d.programmer@gmail.com> - 2017-01-30 10:58 -0800
  Re: Type conversions with the empty string Arne Vajhøj <arne@vajhoej.dk> - 2017-01-30 21:29 -0500
    Re: Type conversions with the empty string Robert Klemme <shortcutter@googlemail.com> - 2017-02-01 00:01 +0100
      Re: Type conversions with the empty string Arne Vajhøj <arne@vajhoej.dk> - 2017-02-13 12:50 -0500

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