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Groups > comp.lang.javascript > #19429

Re: About format to always use 2 digits for hour

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Mel Smith wrote:
> Evertjan said:
> 
>> Make your own function:
>>
>> function two(x){
>>  return ('0' + x).substr(-2);
>> };
>>
> 
>     The function above on IE8 fails:    '10' is returned as '010'
> 
>     IE10, Chrome, and FF work properly..

It is preferable to use String.prototype.slice() instead of
String.prototype.substr(); the former is standardized in ECMAScript 3rd
edition, section 15.5.4.13.[1]

[1]
<http://www.ecma-international.org/publications/files/ECMA-ST-ARCH/ECMA-262,%203rd%20edition,%20December%201999.pdf>

-- 
Christoph M. Becker

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About format to always use 2 digits for hour "Tony" <tony.johansson@inport.com> - 2013-04-23 15:07 +0200
  Re: About format to always use 2 digits for hour JJ <duh@nah.meh> - 2013-04-23 20:55 +0700
  Re: About format to always use 2 digits for hour "Jukka K. Korpela" <jkorpela@cs.tut.fi> - 2013-04-23 16:58 +0300
  Re: About format to always use 2 digits for hour "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2013-04-23 17:44 +0200
    Re: About format to always use 2 digits for hour "Mel Smith" <med_cutout_syntel@aol.com> - 2013-04-23 12:40 -0600
      Re: About format to always use 2 digits for hour Christoph Becker <cmbecker69@gmx.de> - 2013-04-23 21:02 +0200
    Re: About format to always use 2 digits for hour Dr J R Stockton <reply1300@merlyn.demon.co.uk.invalid> - 2013-04-24 22:12 +0100
      Re: About format to always use 2 digits for hour "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2013-04-25 09:39 +0200
        Re: About format to always use 2 digits for hour Dr J R Stockton <reply1300@merlyn.demon.co.uk.invalid> - 2013-04-26 20:56 +0100
          Re: About format to always use 2 digits for hour "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2013-04-27 10:50 +0200
            Re: About format to always use 2 digits for hour Dr J R Stockton <reply1300@merlyn.demon.co.uk.invalid> - 2013-04-28 16:49 +0100
              Re: About format to always use 2 digits for hour Stefan Weiss <krewecherl@gmail.com> - 2013-04-29 01:19 +0200
              Re: About format to always use 2 digits for hour "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2013-04-29 09:05 +0200
                Re: About format to always use 2 digits for hour Dr J R Stockton <reply1300@merlyn.demon.co.uk.invalid> - 2013-04-30 22:14 +0100

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