int $windowId;

int $controlId;

float $val;

// First create a User Window to place the Control on 

$windowId = `createWindow "MyWindow"`;

// Create the User Control on the Window. 

$controlId = `createNumBox $windowId`;

// Set the value on the Num Box. Because the Num Box

// was not created with the -flt flag, we are really

// setting the value to be -10.

setNumBoxNum $controlId -10.75;

// Should be -10

$val = `getNumBoxNum $controlId`;

print $val;