Benchmark: querystringify pre-initialize regexp

Script Preparation code:

function decode(input) {
  return decodeURIComponent(input.replace(/\+/g, ' '));
}

function querystringNotPrepared(query) {
  var parser = /([^=?&]+)=?([^&]*)/g
    , result = {}
    , part;

  for (;
    part = parser.exec(query);
    result[decode(part[1])] = decode(part[2])
  );

  return result;
}

var PARSER = /([^=?&]+)=?([^&]*)/g;

function querystringPrepared(query) {
  var result = {}
    , part;

  for (;
    part = PARSER.exec(query);
    result[decode(part[1])] = decode(part[2])
  );

  return result;
}

Tests:

not prepared
querystringNotPrepared( 'foo=bar&bar=foo' );
prepared
querystringPrepared( 'foo=bar&bar=foo' );

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
not prepared
prepared

Fastest: N/A

Slowest: N/A

ⓘ Get performance results from real users on your website with Request Metrics.

Website Performance Monitoring by Request Metrics

Latest run results:

Run details: (Test run date: 6 years ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/61.0.3163.79 Safari/537.36

Browser/OS: Chrome 61 on Mac OS X 10.12.6

View result in a separate tab

Test name	Executions per second
not prepared	268078.1 Ops/sec
prepared	250046.7 Ops/sec

querystringify pre-initialize regexp (version: 0)

Comparing performance of: not prepared vs prepared

Created: 6 years ago by: Guest

Jump to the latest result

not prepared

prepared

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A