Re: Regular Expressions

["Thiago Ferreira" <covoes@xxxxxxxxx>]

you could do it without any function
<?php

$line = "Hola que tal con &aacute; con acento y e&ntilde;e \n";

echo preg_replace('/&([aeioun])(acute|tilde);/i','\1',$line);

?>

On Nov 6, 2007 2:44 PM, Ezequiel Gutesman <egutesman@xxxxxxxxxxxxxxxx>
wrote:

> Maybe this helps
>
> <?php
>
>
>  $line = preg_replace_callback(
>        '/(&aacute;|&eacute;|&iacute;|&oacute;|&uacute;|&ntilde;)/',
>        create_function(
>            // single quotes are essential here,
>            // or alternative escape all $ as \$
>            '$matches',
>            'switch($matches[0]){
>                    case \'&aacute;\': return \'a\';
>                    case \'&eacute;\': return \'e\';
>                    case \'&iacute;\': return \'i\';
>                    case \'&oacute;\': return \'o\';
>                    case \'&uacute;\': return \'u\';
>                    case \'&ntilde;\': return \'n\';
>                }'
>        ),
>        $line
>    );
>
> echo $line;
> ?>
>
> if you want to use this functionality several times:
>
> <?php
>
> function myReplace($chr)
> {
>        switch($chr[0]){
>                    case '&aacute;': return 'a';
>                    case '&eacute;': return 'e';
>                    case '&iacute;': return 'i';
>                    case '&oacute;': return 'o';
>                    case '&uacute;': return 'u';
>                    case '&ntilde;': return 'n';
>        }
> }
>
>
> $line = "Hola que tal con &aacute; con acento y e&ntilde;e ";
>
>  $line = preg_replace_callback(
>        '/(&aacute;|&eacute;|&iacute;|&oacute;|&uacute;|&ntilde;)/',
>        'myReplace',
>        $line
>    );
> echo $line;
> ?>
>
> hope this helps. Note that these are pcre (Perl Compatible RegEx).
>
>
>
> Alberto García Gómez wrote:
> > I'm a mess in regular expressions and I make this code:
> >
> > $link = ereg_replace('&ntilde;','n',$link);
> > $link = ereg_replace('&aacute;','a',$link);
> > $link = ereg_replace('&eacute;','e',$link);
> > $link = ereg_replace('&iacute;','i',$link);
> > $link = ereg_replace('&oacute;','o',$link);
> > $link = ereg_replace('&uacute;','u',$link);
> >
> > I ask if is a way to make those lines into a single one but working as
> well as this piece. I'm thinking in increase those lines so will be
> wonderful if I can optimize the code.
> >
> >
> >
> > Este correo ha sido enviado desde el Politécnico de Informática "Carlos
> Marx" de Matanzas.
> > "La gran batalla se librará en el campo de las ideas"
> >
>
> --
> Ezequiel Gutesman
> Researcher
> Corelabs
> Core Security Technologies
> http://www.coresecurity.com/corelabs
>
> PGP Figerprint: 01E4 0E4F 83F8 2D5D 8050 0449 7156 1DF6 C2B3 34AE
>
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