Revision: 22921
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at January 25, 2010 20:29 by chrisaiv
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function isEven(num)
{
// if(num % 2 == 0){return true;}else{return false;} //<–old
return !(num%2);//shorter
// return !(num & 1);//seems the fastest one
}
//
trace(isEven(2));//–> true
trace(isEven(3));//–> false
/////////////////
function isEven2(num : Number)
{
return num % 2 == 0;
}
function isEven3(num : Number)
{
return num & 1 == 0;
}
trace( isEven2( 5 ) );
trace( isEven2( 5 ) );
Initial URL
http://www.bit-101.com/blog/?p=729
Initial Description
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AS3: Odd or Even
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ActionScript 3