NodeJS Javascript

// simple operations timing in JavaScript for NodeJS
// Note this is not really a good measure of any language.
// Who iterates over 1 million items and calls a function every time?

function addone(x) {
    return x+1;
}

var d0 = new Date();
var x = 0;
for (i=0; i<1000000; i++) {
    x=addone(x);
}
var d1 = new Date();

t1 = d1.getTime()/1000;
t0 = d0.getTime()/1000;

diff = t1 - t0;

//process.stdout.write(d1 - d0);
process.stdout.write(t1.toString());
process.stdout.write("\n");
process.stdout.write(t0.toString());
process.stdout.write("\n");
process.stdout.write(diff.toString());
process.stdout.write("\n");


var d0 = new Date();
var x = 0;
for (i=0; i<1000000; i++) {
    x=x+1;
}
var d1 = new Date();

t1 = d1.getTime()/1000;
t0 = d0.getTime()/1000;

diff = t1 - t0;

//process.stdout.write(d1 - d0);
process.stdout.write(t1.toString());
process.stdout.write("\n");
process.stdout.write(t0.toString());
process.stdout.write("\n");
process.stdout.write(diff.toString());
process.stdout.write("\n");