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for (var res = '', i = 0; i < 10000; i++) {
 res += 'a';
}

for (var res = [], i = 0; i < 10000; i++) {
 res.push('a');
}
res = res.join('');

for (var res = [], i = 0; i < 10000; i++) {
 res[i] = 'a';
}
res = res.join('');

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Revisions

You can edit these tests or add even more tests to this page by appending /edit to the URL. Here’s a list of current revisions for this page:

• Revision 1: published by Stoyan on 23rd September 2010
• Revision 2: published by lifesinger on 27th September 2010
• Revision 3: published by lifesinger on 27th September 2010
• Revision 5: published by GregWa on 4th October 2010
• Revision 6: published by Vladimir Sitnikov on 5th October 2010
• Revision 16: published by galambalazs on 4th December 2010
• Revision 19: published by Tilo on 13th December 2010
• Revision 20: published on 19th May 2011
• Revision 21: published on 19th May 2011
• Revision 22: published by JasonC on 14th June 2011
• Revision 23: published on 16th July 2011
• Revision 24: published on 16th July 2011
• Revision 25: published by Milan Adamovsky on 24th October 2011
• Revision 26: published on 25th October 2011
• Revision 27: published by Chrisgl on 26th October 2011
• Revision 28: published by Lodewijk Andre de la Porte on 9th January 2012
• Revision 29: published by Lodewijk Andre de la Porte on 9th January 2012
• Revision 30: published on 21st February 2012
• Revision 31: published on 21st February 2012
• Revision 34: published by Troy Kruthoff on 15th March 2012
• Revision 35: published on 23rd March 2012
• Revision 36: published on 21st April 2012
• Revision 37: published on 15th May 2012
• Revision 38: published on 15th May 2012
• Revision 39: published on 12th July 2012
• Revision 40: published on 3rd August 2012
• Revision 41: published on 5th November 2012
• Revision 42: published by rvignacio on 19th November 2012
• Revision 43: published by Piet on 29th November 2012
• Revision 44: published on 14th February 2013
• Revision 45: published on 23rd February 2013
• Revision 46: published on 26th February 2013
• Revision 48: published by ebryn on 1st April 2013
• Revision 49: published on 1st April 2013
• Revision 50: published 1 week ago
• Revision 52: published by nerdgore 58 seconds ago and last updated 24 seconds ago

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