Test name | Executions per second |
---|---|
Number (with string integer) | 3704239.8 Ops/sec |
Unary + (with string integer) | 5388327.5 Ops/sec |
parseInt (with string integer) | 3572879.5 Ops/sec |
Number (with string float) | 2069358.0 Ops/sec |
Unary + (with string float) | 2837032.5 Ops/sec |
parseInt (with string float) | 2607436.8 Ops/sec |
Number (with integer) | 3801043.0 Ops/sec |
Unary + (with integer) | 5829228.0 Ops/sec |
parseInt (with integer) | 3813064.5 Ops/sec |
Number (with float) | 5790675.0 Ops/sec |
Unary + (with float) | 11192661.0 Ops/sec |
parseInt (with float) | 5607764.5 Ops/sec |
Number (with NaN) | 11844211.0 Ops/sec |
Unary + (with NaN) | 638755008.0 Ops/sec |
parseInt (with NaN) | 10821129.0 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);