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Old November 21st, 2008, 01:56 AM
glytology glytology is offline
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Question How to eliminate some string using regex?

My curl function returned some html tags and part of it was :

<span class="descBold">1<span class="null">9999</span>2<span class="null2">8888</span><span class="null3">7777</span><span class="null4">5555</span><span class="notnull">3</span></span>

given the above tags i want to get as output the numbers highlighted as bold (123), and eliminate or ignore other numbers that uses the span with classes like "null", "null2", "null3" and "null4".

Can some one here help me with this problem?

Kind Regards,
Rommel

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Old November 21st, 2008, 03:56 PM
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Since your HTML is so weirdly formed, I couldn't find a decent way to do this with a pure regexp. Here's a PHP implementation:
PHP Code:
 $string '<span class="descBold">1<span class="null">9999</span>2<span class="null2">8888</span><span class="null3">7777</span><span class="null4">5555</span><span class="notnull">3</span></span>';
preg_match_all("/<span( class=['\"](.+?)['\"])?>([^<]+)/"$string$foo);
foreach ( 
$foo[2] AS $key => $className ) {
    if ( 
substr($className04) != 'null' ) {
        echo 
$foo[3][$key] . "\n";
    }

Outputs 1 and 3

-Dan
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