`syntax error, unexpected '='`

[aero]

this code give me a syntax error (\[code\]syntax error, unexpected '='\[/code\]) in this line: \[code\]$num.$i++ = $form[$val];\[/code\]SCRIPT\[code\]$i=0;while ($sql -> fetch()) { $num.$i++ = $form[$val]; // error here echo ($num0);}\[/code\]i want an output similar to:\[code\]$num0 =$form[$val];$num1 =$form[$val];$num2 =$form[$val];and so on...\[/code\]thanks