/**
* nv_ucfirst()
*
* @param mixed $str
* @return
*/
function nv_ucfirst($str)
{
switch (nv_strlen($str)) {
case 0:
return '';
break;
case 1:
return nv_strtoupper($str);
break;
default:
preg_match('/^(.{1})(.*)$/us', $str, $matches);
return nv_strtoupper($matches[1]) . $matches[2];
break;
}
}
public function BoldKeywordInStr($str, $keyword)
{
$tmp = explode(" ", $keyword);
foreach ($tmp as $k) {
$tp = nv_strtolower($k);
$str = str_replace($tp, "<span class=\"highlight\">" . $tp . "</span>", $str);
$tp = nv_strtoupper($k);
$str = str_replace($tp, "<span class=\"highlight\">" . $tp . "</span>", $str);
$k[0] = nv_strtoupper($k[0]);
$str = str_replace($k, "<span class=\"highlight\">" . $k . "</span>", $str);
}
return $str;
}
