Number() vs parseInt() vs plus vs bitwise (v45)

Revision 45 of this benchmark created by Austin on

Setup

var my_num = "10";

Test runner

Ready to run.

Testing in
TestOps/sec
Number Constructor
Number("10");
ready
parseInt
parseInt("10", 10);
ready
Plus operator
+"10";
ready
Bitwise >> (right shift)
"10" >> 0;
ready
Multiply (force cast)
"10" * 1;
ready
not not
~~"10";
ready
Parse Float
parseFloat("10");
ready
Number Constructor - Variable
Number(my_num);
ready
parseInt - Variable
parseInt(my_num, 10);
ready
Plus operator - Variable
+my_num;
ready
Bitwise >> (right shift) - Variable
my_num >> 0;
ready
Multiply (force cast) - Variable
my_num * 1;
ready
not not - Variable
~~my_num;
ready
Parse Float - Variable
parseFloat(my_num);
ready
bitwise or 0
"10"|0;
ready

Revisions

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