Posted by Justin Koivisto on 01/25/06 21:45

T.Taylor wrote:
> The stop parameter is the last character's position not the length.
>
> Example:
> =======
> str="hello"
> Mid(str,2,4) would equal "ell"

In that case Mid is this:
substr($str,$start-1,$stop-$start+1);

....or use this:
function Mid($str,$first,$last){
return substr($str,$first-1,$last-$first+1);
}

> InStr is function that returns the start position in a string where it
> found the value otherwise is returns 0

function InStr($str,$search){
if(FALSE===$x=strpos($str,$search)){
return 0;
}else{
return $x+1;
}
}

--
Justin Koivisto, ZCE - justin@koivi.com
http://koivi.com

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