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Re: String Replace. Please, need help.

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Luuk wrote on 15 okt 2011 in comp.lang.javascript:

> On 15-10-2011 11:32, Evertjan. wrote:
>>>          X = source.replace("{id}", options.id)
>>> >           content = X.replace("{title}", title)
>>> >  and then you can test that in each case a change has been made, by
>>> >  comparing the strings with == or != .
>> Yes, but that would not solve this:
>>
>>>> >>  However "source" might have or not have
>>>> >>  the strings "{id}" and "{title}".
>>>> >>  When it does not have I get an error.
> 
> function myReplace(s, t, u) {
>      if s.indexOf(t)>=0 {
>           return s.replace(t,u);
>     } else {
>           return s;
>     }
>}
> 
> X = myReplace(source,"{id}", options.id);
> content = myReplace (X, "{title}", title);

Please explain your improvement, Luuk. 

I don't get an error here:

========================
var s = 'xxxx';
var t = '{id}';

alert(s.indexOf(t)); // -1

var r = s.replace(t, 'blah');

alert(r); // xxx
========================



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

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Thread

String Replace. Please, need help. "Shapper." <mdmoura@gmail.com> - 2011-10-13 12:42 -0700
  Re: String Replace. Please, need help. "Evertjan." <exjxw.hannivoort@interxnl.net> - 2011-10-13 21:17 +0000
  Re: String Replace. Please, need help. "Tom de Neef" <tdeneef@qolor.nl> - 2011-10-14 09:43 +0200
    Re: String Replace. Please, need help. Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2011-10-14 21:01 +0200
  Re: String Replace. Please, need help. Dr J R Stockton <reply1141@merlyn.demon.co.uk> - 2011-10-14 21:02 +0100
    Re: String Replace. Please, need help. "Evertjan." <exjxw.hannivoort@interxnl.net> - 2011-10-15 09:32 +0000
      Re: String Replace. Please, need help. Luuk <Luuk@invalid.lan> - 2011-10-15 11:47 +0200
        Re: String Replace. Please, need help. "Evertjan." <exjxw.hannivoort@interxnl.net> - 2011-10-15 10:04 +0000
          Re: String Replace. Please, need help. Luuk <Luuk@invalid.lan> - 2011-10-15 12:14 +0200
            Re: String Replace. Please, need help. "Evertjan." <exjxw.hannivoort@interxnl.net> - 2011-10-15 12:21 +0000
              Re: String Replace. Please, need help. Andreas Bergmaier <andber93@web.de> - 2011-10-15 22:49 +0200
                Re: String Replace. Please, need help. Antony Scriven <adscriven@gmail.com> - 2011-10-15 15:37 -0700
                Re: String Replace. Please, need help. Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2011-10-16 01:08 +0200
      Re: String Replace. Please, need help. Dr J R Stockton <reply1141@merlyn.demon.co.uk> - 2011-10-16 19:30 +0100
  Re: String Replace. Please, need help. Bart Lateur <bart.lateur@telenet.be> - 2011-10-18 19:49 +0200

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