concat vs + vs join (v42)

Revision 42 of this benchmark created by t on June 11, 2015

Test runner

'Coucou '.concat('c\'est ', 'nous !');

var str = null;
var first = null;
var second = "asf";
var third = null;
if(first!=null)
 str += first;
if(second!=null)
 str += second;
if(third!=null)
 str += third;

['Coucou ', 'c\'est ', 'nous !'].join();

Revisions

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

• Revision 1: published by Nicolas Froidure on March 30, 2013
• Revision 2: published by Kobi on April 20, 2013
• Revision 4: published by Wei on June 17, 2013
• Revision 5: published on July 24, 2013
• Revision 7: published by Konrad Borowski on August 2, 2013
• Revision 8: published by Ben Combee on August 18, 2013
• Revision 9: published by Mark Johnson on August 28, 2013
• Revision 10: published on December 11, 2013
• Revision 11: published on January 20, 2014
• Revision 12: published on January 20, 2014
• Revision 13: published on April 18, 2014
• Revision 14: published on May 6, 2014
• Revision 15: published on May 6, 2014
• Revision 16: published on June 10, 2014
• Revision 18: published on June 11, 2014
• Revision 19: published on July 3, 2014
• Revision 20: published by JulienW on August 19, 2014
• Revision 21: published by ThoAppelsin on September 11, 2014
• Revision 23: published by tuanquynet on September 25, 2014
• Revision 26: published by Ricardo on October 10, 2014
• Revision 28: published by Ricardo on October 10, 2014
• Revision 29: published on October 12, 2014
• Revision 30: published on October 12, 2014
• Revision 33: published on January 25, 2015
• Revision 34: published by Denise on February 8, 2015
• Revision 35: published by Luiz Tanure on February 25, 2015
• Revision 36: published by Raphael Mu on March 8, 2015
• Revision 37: published on April 23, 2015
• Revision 38: published on May 4, 2015
• Revision 39: published by Bergi on June 3, 2015
• Revision 40: published by Bergi on June 3, 2015
• Revision 41: published by Bergi on June 3, 2015
• Revision 42: published by t on June 11, 2015
• Revision 43: published on June 12, 2015
• Revision 44: published by Igwe Kalu on August 19, 2015
• Revision 45: published by Myron Yao on September 11, 2015
• Revision 47: published by David on October 16, 2015
• Revision 48: published on November 18, 2015
• Revision 49: published on December 3, 2015
• Revision 50: published on December 3, 2015
• Revision 51: published on December 3, 2015
• Revision 52: published on December 19, 2015
• Revision 53: published on December 19, 2015
• Revision 54: published on December 19, 2015
• Revision 55: published on December 20, 2015
• Revision 61: published by Miguel Guzmán on November 2, 2019
• Revision 62: published by Miguel Guzmán on November 2, 2019
• Revision 64: published on November 27, 2019