Test name | Executions per second |
---|---|
Number (with string integer) | 2152693.2 Ops/sec |
Unary + (with string integer) | 3114274.8 Ops/sec |
parseInt (with string integer) | 2123190.2 Ops/sec |
Number (with string float) | 1228526.8 Ops/sec |
Unary + (with string float) | 1375494.4 Ops/sec |
parseInt (with string float) | 986514.1 Ops/sec |
Number (with integer) | 1517298.6 Ops/sec |
Unary + (with integer) | 3095400.5 Ops/sec |
parseInt (with integer) | 2000404.1 Ops/sec |
Number (with float) | 3295660.0 Ops/sec |
Unary + (with float) | 6263289.0 Ops/sec |
parseInt (with float) | 3019988.0 Ops/sec |
Number (with NaN) | 6863818.0 Ops/sec |
Unary + (with NaN) | 778557632.0 Ops/sec |
parseInt (with NaN) | 5455361.0 Ops/sec |
var numberStrInt = Number(Math.floor(1000 * Math.random()).toString());
var unaryStrInt = +Math.floor(1000 * Math.random()).toString();
var parseStrInt = parseInt(Math.floor(1000 * Math.random()).toString(), 10);
var numberStrFloat = Number((1000 * Math.random()).toString());
var unaryStrFloat = +(1000 * Math.random()).toString();
var parseStrFloat = parseInt((1000 * Math.random()).toString(), 10);
var numberNumInt = Number(Math.floor(1000 * Math.random()));
var unaryNumInt = +Math.floor(1000 * Math.random());
var parseNumInt = parseInt(Math.floor(1000 * Math.random()), 10);
var numberNumFloat = Number(1000 * Math.random());
var unaryNumFloat = +(1000 * Math.random());
var parseNumFloat = parseInt((1000 * Math.random()), 10);
var numberNaN = Number("hello");
var unaryNaN = +("hello");
var parseNaN = parseInt("hello", 10);