Math.round()
Availability
Flash Player 5. In Flash Player 4, the methods and properties of the Math class are emulated using
approximations and might not be as accurate as the non-emulated math functions that Flash
Player 5 supports.
Usage
Math.round(x:Number) : Number
Parameters
A number.
x
Returns
A number; an integer.
Description
Method; rounds the value of the parameter
the value. If parameter
.5), the value is rounded up to the next higher integer.
Example
The following example returns a random number between two specified integers.
function randRange(min:Number, max:Number):Number {
var randomNum:Number = Math.round(Math.random()*(max-min))+min;
return randomNum;
}
for (var i = 0; i<25; i++) {
trace(randRange(4, 11));
}
See Also
Math.ceil(),
is equidistant from its two nearest integers (that is, the number ends in
x
Math.floor()
up or down to the nearest integer and returns
x
Math.round()
441
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