Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > comp.lang.php > #5929

Re: variable replacement in string

Show key headers only | View raw

Am 10.05.2012 18:37, schrieb M. Strobel:
> Am 10.05.2012 16:10, schrieb Sandman:
>> In article <a11rgoFph0U1@mid.uni-berlin.de>,
>>  "M. Strobel" <sorry_no_mail_here@nowhere.dee> wrote:
>>
>>> Hi,
>>>
>>> I am still searching a function in PHP to execute variable replacement in 
>>> strings.
>>> Other languages do have this, but for PHP I can only find sprintf() and 
>>> string replace.
>>>
>>> I have
>>>
>>> $t = ' - solved - ';
>>> $msg = 'The problem is $t';
>>>
>>> I want now:
>>>
>>> echo fxx($msg);
>>>
>>> print out  "The problem is  - solved - ".
>>>
>>> Please don't tell me about $msg = "The problem is $t"; just think of $msg 
>>> like a
>>> template read from a file.
>>>
>>> /Str.
>>
>> Before coding PHP I used Roxen and their "RXML" language, which was 
>> pretyt much just fancy HTML (RXML stood for Roxen Markup Language) and 
>> they had variable templating in strings. When moving to PHP I missed 
>> this.
>>
>> So I have this templet string for headline formatting in blog posts 
>> (for instance):
>>
>>     $template = "<h2>#headline#</h2>
>>      #date#, <span class='subline'>#category#</span>";
>>
>> And then I have an array with the blog post:
>>
>>     $article = array(
>>         "headline" => "Hello world!",
>>         "date" => "2012-04-23",
>>         "category" => "Fun stuff"
>>     );
>>
>> And I have this function I call "parserxml()" which is "Parse rxml" 
>> not "parser xml" :)
>>
>>     function parserxml($string, $var = false) {
>>         # RXML 1.0
>>         $string = preg_replace("/#([a-z]+)#/se", "\$var['\\1']", 
>> $string);
>>         # RXML 2.0
>>         if (preg_match_all("/&([a-z_A-Z]+)\./i", $string, $matches)) {
>>             foreach($matches[1] as $m) {
>>                 global $$m;
>>             }
>>             $string = 
>> preg_replace("/&([a-zA-Z_]+)\.([a-zA-Z_]+);/sei", "\${\\1}['\\2']", 
>> $string);
>>         }
>>         return $string;
>>     }
>>
>> Which I use as such:
>>
>>     print parserxml($template, $article);
>>
>> You may also note that there is support for "RXML 2.0" in that 
>> function as well, which used a slightly different syntax that could 
>> define scope as well:
>>
>>     $template = "<h2>#headline#</h2>&user.name;"
>>
>> The second part would globalize $user and replace that with 
>> $user["name"].
> 
> This type of solution was commented already with a one-liner: create my own variable
> system?
> 
> Thank you for this complete proposal. You are the first to know what I am missing.

oops, wrong translation, must be "who knows"              ^^^^^^^

Back to comp.lang.php | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread

Thread

variable replacement in string "M. Strobel" <sorry_no_mail_here@nowhere.dee> - 2012-05-10 14:44 +0200
  Re: variable replacement in string The Natural Philosopher <tnp@invalid.invalid> - 2012-05-10 14:00 +0100
    Re: variable replacement in string "M. Strobel" <sorry_no_mail_here@nowhere.dee> - 2012-05-10 15:07 +0200
  Re: variable replacement in string Goran <goran@nospam.com> - 2012-05-10 15:05 +0200
    Re: variable replacement in string "M. Strobel" <sorry_no_mail_here@nowhere.dee> - 2012-05-10 15:08 +0200
      Re: variable replacement in string The Natural Philosopher <tnp@invalid.invalid> - 2012-05-10 14:11 +0100
        Re: variable replacement in string "M. Strobel" <sorry_no_mail_here@nowhere.dee> - 2012-05-10 18:21 +0200
          Re: variable replacement in string The Natural Philosopher <tnp@invalid.invalid> - 2012-05-10 21:50 +0100
            Re: variable replacement in string Jerry Stuckle <jstucklex@attglobal.net> - 2012-05-10 17:06 -0400
              Re: variable replacement in string Scott Johnson <noonehome@chalupasworld.com> - 2012-05-10 15:31 -0700
                Re: variable replacement in string The Natural Philosopher <tnp@invalid.invalid> - 2012-05-11 01:08 +0100
      Re: variable replacement in string Goran <goran@nospam.com> - 2012-05-10 15:13 +0200
        Re: variable replacement in string "M. Strobel" <sorry_no_mail_here@nowhere.dee> - 2012-05-10 18:23 +0200
      Re: variable replacement in string Sandman <mr@sandman.net> - 2012-05-11 16:06 +0200
  Re: variable replacement in string Jerry Stuckle <jstucklex@attglobal.net> - 2012-05-10 09:14 -0400
    Re: variable replacement in string "M. Strobel" <sorry_no_mail_here@nowhere.dee> - 2012-05-10 18:29 +0200
      Re: variable replacement in string Jerry Stuckle <jstucklex@attglobal.net> - 2012-05-10 14:12 -0400
  Re: variable replacement in string Jeff North <jnorthau@yahoo.com.au> - 2012-05-11 00:04 +1000
    Re: variable replacement in string "M. Strobel" <sorry_no_mail_here@nowhere.dee> - 2012-05-10 18:32 +0200
      Re: variable replacement in string Jeff North <jnorthau@yahoo.com.au> - 2012-05-11 12:30 +1000
        Re: variable replacement in string "M. Strobel" <sorry_no_mail_here@nowhere.dee> - 2012-05-11 09:32 +0200
  Re: variable replacement in string Sandman <mr@sandman.net> - 2012-05-10 16:10 +0200
    Re: variable replacement in string "M. Strobel" <sorry_no_mail_here@nowhere.dee> - 2012-05-10 18:37 +0200
      Re: variable replacement in string "M. Strobel" <sorry_no_mail_here@nowhere.dee> - 2012-05-10 18:38 +0200
      Re: variable replacement in string Sandman <mr@sandman.net> - 2012-05-11 15:48 +0200
  Re: variable replacement in string "Álvaro G. Vicario" <alvaro.NOSPAMTHANX@demogracia.com.invalid> - 2012-05-11 09:58 +0200
    Re: variable replacement in string "M. Strobel" <sorry_no_mail_here@nowhere.dee> - 2012-05-11 10:31 +0200

csiph-web