str.indexOf vs str.includes

Benchmark created by Somename on December 30, 2014

Setup

var stringArray = [
      'hello',
      'world',
      '123',
      'abc'
    ];

Test runner

stringArray.some(function(val, idx, arr) {
  if (val.indexOf('world') !== -1) {
    return true;
  }
})

stringArray.some(function(val, idx, arr) {
  return val.includes('world')
})

Revisions

You can edit these tests or add more tests to this page by appending /edit to the URL.

• Revision 1: published by Somename on December 30, 2014
• Revision 2: published by darren on June 3, 2015
• Revision 4: published by TakeshiTanaka on December 6, 2015