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Groups > comp.lang.javascript > #27468

Re: Overflow, integers and strings

Newsgroups comp.lang.javascript
Subject Re: Overflow, integers and strings
From "Evertjan." <exxjxw.hannivoort@inter.nl.net>
References (8 earlier) <871tj08vrb.fsf@bsb.me.uk> <XnsA48D942F1A7FFeejj99@194.109.133.246> <mhvtku$rh2$1@solani.org> <1997740.h7VUlrh2Em@PointedEars.de> <mi0rm4$d4a$1@solani.org>
Date 2015-05-02 00:19 +0200
Message-ID <XnsA48E35CB52B7eejj99@194.109.133.246> (permalink)

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"Christoph M. Becker" <cmbecker69@arcor.de> wrote on 01 mei 2015 in
comp.lang.javascript: 

> Thomas 'PointedEars' Lahn wrote:
> 
>> Christoph M. Becker wrote:
>> 
>>>       function arraySwap(x,y) {
>>>         var tempArrName = this[y];
>>>         this[y] = this[x];
>>>         this[x] = tempArrName;
>>>       }
>> 
>> Also, ƒ othisƒ   is undefined in arraySwap() if that function is called
>> in strict mode.
> 
> Yes, indeed.  strict mode prevents such dangerous constructs where the
> global object would be (inadvertently?) modified.
> 
> It seems to me that a generally correct arraySwap() could be written by
> interchanging the array *elemtents*, but I'd rather avoid such a
> function at all.

I would prefer not to copy large arrays 3 times for each swap,
if I where the OP, quod non.

Perhaps the OP could use indirect pointers to the arrays?

what about window[x] ??

-- 
Evertjan.
The Netherlands.
(Please change the x'es to dots in my emailaddress)

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Thread

Overflow, integers and strings jonas.thornvall@gmail.com - 2015-04-30 00:11 -0700
  Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-04-30 01:29 -0700
    Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-04-30 03:31 -0700
    Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-04-30 03:33 -0700
      Re: Overflow, integers and strings "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2015-04-30 13:38 +0200
        Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-04-30 08:20 -0700
          Re: Overflow, integers and strings "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2015-04-30 20:37 +0200
            Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-04-30 23:46 -0700
              Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-01 01:01 -0700
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-01 01:47 -0700
                Re: Overflow, integers and strings "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2015-05-01 10:50 +0200
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-01 02:04 -0700
                Re: Overflow, integers and strings Ben Bacarisse <ben.usenet@bsb.me.uk> - 2015-05-01 11:08 +0100
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-01 04:43 -0700
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-01 04:46 -0700
              Re: Overflow, integers and strings "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2015-05-01 10:48 +0200
                Re: Overflow, integers and strings Ben Bacarisse <ben.usenet@bsb.me.uk> - 2015-05-01 10:58 +0100
                Re: Overflow, integers and strings "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2015-05-01 14:34 +0200
                Re: Overflow, integers and strings "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2015-05-01 14:47 +0200
                Re: Overflow, integers and strings "Christoph M. Becker" <cmbecker69@arcor.de> - 2015-05-01 15:04 +0200
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-01 06:18 -0700
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-01 06:24 -0700
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-01 06:49 -0700
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-01 07:00 -0700
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-01 07:17 -0700
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-01 07:21 -0700
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-01 07:37 -0700
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-01 11:27 -0700
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-01 12:34 -0700
                Re: Overflow, integers and strings Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2015-05-01 22:42 +0200
                Re: Overflow, integers and strings "Christoph M. Becker" <cmbecker69@arcor.de> - 2015-05-01 23:37 +0200
                Re: Overflow, integers and strings "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2015-05-02 00:19 +0200
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-02 05:50 -0700
                Re: Overflow, integers and strings Ben Bacarisse <ben.usenet@bsb.me.uk> - 2015-05-02 14:21 +0100
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-03 04:30 -0700
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-03 07:12 -0700
                Re: Overflow, integers and strings Ben Bacarisse <ben.usenet@bsb.me.uk> - 2015-05-03 16:45 +0100
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-03 09:17 -0700
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-03 09:22 -0700
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-04 03:38 -0700
                Re: Overflow, integers and strings Ben Bacarisse <ben.usenet@bsb.me.uk> - 2015-05-04 14:01 +0100
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-04 06:41 -0700
                Re: Overflow, integers and strings Ben Bacarisse <ben.usenet@bsb.me.uk> - 2015-05-04 15:39 +0100
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-04 07:48 -0700
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-04 06:49 -0700
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-04 07:25 -0700
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-04 08:26 -0700
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-04 08:59 -0700
                Re: Overflow, integers and strings Ben Bacarisse <ben.usenet@bsb.me.uk> - 2015-05-05 00:59 +0100
                Re: Overflow, integers and strings Ben Bacarisse <ben.usenet@bsb.me.uk> - 2015-05-04 15:28 +0100
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-04 07:34 -0700
                Re: Overflow, integers and strings Ben Bacarisse <ben.usenet@bsb.me.uk> - 2015-05-04 15:41 +0100
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-04 07:52 -0700
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-04 08:03 -0700
                Re: Overflow, integers and strings "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2015-05-04 17:56 +0200
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-04 09:04 -0700
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-04 09:21 -0700
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-04 09:38 -0700
                Re: Overflow, integers and strings "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2015-05-04 21:07 +0200
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-04 12:25 -0700
                Re: Overflow, integers and strings "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2015-05-04 21:43 +0200
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-04 12:46 -0700
                Re: Overflow, integers and strings "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2015-05-04 22:11 +0200
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-04 12:53 -0700
                Re: Overflow, integers and strings "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2015-05-04 22:23 +0200
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-04 13:40 -0700
                Re: Overflow, integers and strings "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2015-05-04 23:12 +0200
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-04 13:06 -0700
                Re: Overflow, integers and strings "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2015-05-04 22:39 +0200
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-04 13:42 -0700
                Re: Overflow, integers and strings Scott Sauyet <scott.sauyet@gmail.com> - 2015-05-04 13:40 -0700
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-04 13:47 -0700
                Re: Overflow, integers and strings "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2015-05-04 23:30 +0200
                Re: Overflow, integers and strings "Christoph M. Becker" <cmbecker69@arcor.de> - 2015-05-04 23:33 +0200
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-04 15:53 -0700
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-04 13:51 -0700
                Re: Overflow, integers and strings Scott Sauyet <scott.sauyet@gmail.com> - 2015-05-04 18:00 -0700
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-04 18:22 -0700
                Re: Overflow, integers and strings Scott Sauyet <scott.sauyet@gmail.com> - 2015-05-04 21:38 -0700
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-04 18:37 -0700
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-04 14:00 -0700
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-04 09:19 -0700
                Re: Overflow, integers and strings "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2015-05-04 21:24 +0200
                Re: Overflow, integers and strings wolfgang zeidler <invalid@invalid.invalid> - 2015-05-04 21:37 +0200
                Re: Overflow, integers and strings "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2015-05-04 21:56 +0200
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-04 13:21 -0700
                Re: Overflow, integers and strings wolfgang zeidler <invalid@invalid.invalid> - 2015-05-04 22:38 +0200
                Re: Overflow, integers and strings "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2015-05-04 22:46 +0200
                Re: Overflow, integers and strings "Christoph M. Becker" <cmbecker69@arcor.de> - 2015-05-04 22:57 +0200
                Re: Overflow, integers and strings "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2015-05-04 23:17 +0200
                Re: Overflow, integers and strings Ben Bacarisse <ben.usenet@bsb.me.uk> - 2015-05-05 00:45 +0100
                Re: Overflow, integers and strings "Christoph M. Becker" <cmbecker69@arcor.de> - 2015-05-06 00:01 +0200
                Re: Overflow, integers and strings Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2015-05-05 08:14 +0200
                Re: Overflow, integers and strings "Christoph M. Becker" <cmbecker69@arcor.de> - 2015-05-05 23:54 +0200
                Re: Overflow, integers and strings wolfgang zeidler <invalid@invalid.invalid> - 2015-05-04 23:18 +0200
                Re: Overflow, integers and strings "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2015-05-04 23:53 +0200
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-04 16:06 -0700
                Re: Overflow, integers and strings "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2015-05-05 10:26 +0200
                Re: Overflow, integers and strings Dr J R Stockton <reply1500@merlyn.demon.co.uk.invalid> - 2015-05-05 19:59 +0100
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-04 07:40 -0700
                Re: Overflow, integers and strings Ben Bacarisse <ben.usenet@bsb.me.uk> - 2015-05-05 01:10 +0100
                Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-05-01 05:03 -0700
        Re: Overflow, integers and strings Ben Bacarisse <ben.lists@bsb.me.uk> - 2015-04-30 20:36 +0100
          Re: Overflow, integers and strings jonas.thornvall@gmail.com - 2015-04-30 13:08 -0700
  Re: Overflow, integers and strings Scott Sauyet <scott.sauyet@gmail.com> - 2015-04-30 10:52 -0700

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