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@ 2013-10-25T14:36:46Z

<?php

$array=array(array('#0kg - 50kg','Questions?','1|2'),
       array('Yes','','3|4'),
       array('#51kg - 100kg','Questions?','5|6'));

for ($i=0,$j=0;$i<count($array);$i++) {
  if (strpos($array[$i][0], '#') !== false) {
    echo preg_replace("/#/",'',$array[$i][0]);
    $j++;
  }
}

Output
Performance
VLD
References
Branches

strpos: documentation ( source)
preg_replace: documentation ( source)

preferences:dark modelive preview

36.54 ms | 402 KiB | 5 Q