foreach?

[phpcodec]

I have a foreach statement that ready off an array

 

but when the array is empty the foreach prins an error

"Warning: Invalid argument supplied for foreach() "

 

 

how can i stop this error from showing?

[wildteen88]

Check to make sure the variable you're passing to forearch is an array by using the is_array() function.

if(is_array($array_var))
{
    foreach($arrar_var as $whatever)
    {
         // do something
    }
}