Test name | Executions per second |
---|---|
Number (with string integer) | 5452149.5 Ops/sec |
Unary + (with string integer) | 4129738.5 Ops/sec |
parseInt (with string integer) | 5569949.5 Ops/sec |
Number (with string float) | 5653516.5 Ops/sec |
Unary + (with string float) | 7893255.0 Ops/sec |
parseInt (with string float) | 5771877.5 Ops/sec |
Number (with integer) | 6371983.5 Ops/sec |
Unary + (with integer) | 9559237.0 Ops/sec |
parseInt (with integer) | 6412733.5 Ops/sec |
Number (with float) | 7310431.5 Ops/sec |
Unary + (with float) | 17624038.0 Ops/sec |
parseInt (with float) | 9412235.0 Ops/sec |
Number (with NaN) | 16902120.0 Ops/sec |
Unary + (with NaN) | 469318592.0 Ops/sec |
parseInt (with NaN) | 17598678.0 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);