Number() vs parseInt() vs plus vs bitwise (v103)

Revision 103 of this benchmark created on


Setup

function fastParseInt(n) {
      return ~~n;
    }

Test runner

Ready to run.

Testing in
TestOps/sec
Number Constructor
Number("1326894939");
ready
parseInt
parseInt("1326894939");
ready
Plus operator
+"1326894939";
ready
Bitwise >> (right shift)
"1326894939" >> 0;
ready
Multiply (force cast)
"1326894939" * 1;
ready
Bitwise NOT
~~"1326894939";
ready
parseInt with base argument
parseInt("1326894939", 10);
ready
Bitwise OR
"1326894939" | 0
ready
minus 0
"1326894939" - 0;
ready
Bitwise NOT as function
fastParseInt("1326894939");
ready

Revisions

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