This will be of help.
http://us2.php.net/manual/en/function.is-numeric.php
On 8/15/07, Gregory Machin <[EMAIL PROTECTED]> wrote:
> Hi
> i have a piece of code that gets info from a comma delimited file,
> then gets each value that is to be insterted into the database ....
>
> The variabls must only contain numbers and must not be null ..
> but the logic i have is iether not working or there are some hidden
> characters creeping in because it is processing the data ... how can i
> do this better ?
>
>
> for($i=2;$i<$arrsize;$i++){
> $parts=explode(",",$lines[$i]);
> $stnr=$parts[0];
> $subj=$parts[1];
> $mark=$parts[4];
> if (($stnr>"") and ($subj>"") and ($mark>"")){
> //do alot of something lol
> }
> }
>
> --
> Gregory Machin
>
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