Integer Validity (v23)

Revision 23 of this benchmark created on

Setup

var a = 12;
    var b = 34.5;
    var c = Infinity;

Test runner

Ready to run.

Testing in
TestOps/sec
Typeof and modulus operator
(typeof a === 'number' && (a % 1) === 0);
(typeof b === 'number' && (b % 1) === 0);
(typeof c === 'number' && (c % 1) === 0);
ready
Using parseInt
(a == parseInt(a));
(b == parseInt(b));
(c == parseInt(c));
ready
Test 3
((typeof a === 'number' && (a % 1) === 0) || (typeof(a) !== 'undefined' && (a == parseInt(a))));
((typeof b === 'number' && (b % 1) === 0) || (typeof(b) !== 'undefined' && (b == parseInt(b))));
((typeof c === 'number' && (c % 1) === 0) || (typeof(c) !== 'undefined' && (c == parseInt(c))));
ready

Revisions

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