push-long

JavaScript performance comparison

Test case created by gabriel

Info

same as http://jsperf.com/push but for long list of arguments

Test runner

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Java applet disabled.

Testing in unknown unknown
Test Ops/sec
push args
 
var x = [];

x.push( 'a', 'very', 'longish', 'gibberish', 'argument list', 'as individual', 'strings.', 'a', 'very', 'longish', 'gibberish', 'argument list', 'as individual', 'strings.', 'a', 'very', 'longish', 'gibberish', 'argument list', 'as individual', 'strings.', 'a', 'very', 'longish', 'gibberish', 'argument list', 'as individual', 'strings.', 'a', 'very', 'longish', 'gibberish', 'argument list', 'as individual', 'strings.', 'a', 'very', 'longish', 'gibberish', 'argument list', 'as individual', 'strings.' );
 pending…
push array
 
var x = [];

x.push( ['a', 'very', 'longish', 'gibberish', 'argument list', 'as individual', 'strings.', 'a', 'very', 'longish', 'gibberish', 'argument list', 'as individual', 'strings.', 'a', 'very', 'longish', 'gibberish', 'argument list', 'as individual', 'strings.', 'a', 'very', 'longish', 'gibberish', 'argument list', 'as individual', 'strings.', 'a', 'very', 'longish', 'gibberish', 'argument list', 'as individual', 'strings.', 'a', 'very', 'longish', 'gibberish', 'argument list', 'as individual', 'strings.'] );
 pending…
concat args
 
var x = [];

x = x.concat( 'a', 'very', 'longish', 'gibberish', 'argument list', 'as individual', 'strings.', 'a', 'very', 'longish', 'gibberish', 'argument list', 'as individual', 'strings.', 'a', 'very', 'longish', 'gibberish', 'argument list', 'as individual', 'strings.', 'a', 'very', 'longish', 'gibberish', 'argument list', 'as individual', 'strings.', 'a', 'very', 'longish', 'gibberish', 'argument list', 'as individual', 'strings.', 'a', 'very', 'longish', 'gibberish', 'argument list', 'as individual', 'strings.' );
 pending…
concat array
 
var x = [];

x = x.concat( ['a', 'very', 'longish', 'gibberish', 'argument list', 'as individual', 'strings.', 'a', 'very', 'longish', 'gibberish', 'argument list', 'as individual', 'strings.', 'a', 'very', 'longish', 'gibberish', 'argument list', 'as individual', 'strings.', 'a', 'very', 'longish', 'gibberish', 'argument list', 'as individual', 'strings.', 'a', 'very', 'longish', 'gibberish', 'argument list', 'as individual', 'strings.', 'a', 'very', 'longish', 'gibberish', 'argument list', 'as individual', 'strings.'] );
 pending…
index append
 
var x = [], i = 0;

x[i++] = 'a';
x[i++] = 'very';
x[i++] = 'longish';
x[i++] = 'gibberish';
x[i++] = 'argument list';
x[i++] = 'as individual';
x[i++] = 'strings.';
x[i++] = 'a';
x[i++] = 'very';
x[i++] = 'longish';
x[i++] = 'gibberish';
x[i++] = 'argument list';
x[i++] = 'as individual';
x[i++] = 'strings.';
x[i++] = 'a';
x[i++] = 'very';
x[i++] = 'longish';
x[i++] = 'gibberish';
x[i++] = 'argument list';
x[i++] = 'as individual';
x[i++] = 'strings.';
x[i++] = 'a';
x[i++] = 'very';
x[i++] = 'longish';
x[i++] = 'gibberish';
x[i++] = 'argument list';
x[i++] = 'as individual';
x[i++] = 'strings.';
x[i++] = 'a';
x[i++] = 'very';
x[i++] = 'longish';
x[i++] = 'gibberish';
x[i++] = 'argument list';
x[i++] = 'as individual';
x[i++] = 'strings.';
x[i++] = 'a';
x[i++] = 'very';
x[i++] = 'longish';
x[i++] = 'gibberish';
x[i++] = 'argument list';
x[i++] = 'as individual';
x[i++] = 'strings.';
 pending…
length append
 
var x = [];

x[x.length] = 'a';
x[x.length] = 'very';
x[x.length] = 'longish';
x[x.length] = 'gibberish';
x[x.length] = 'argument list';
x[x.length] = 'as individual';
x[x.length] = 'strings.';
x[x.length] = 'a';
x[x.length] = 'very';
x[x.length] = 'longish';
x[x.length] = 'gibberish';
x[x.length] = 'argument list';
x[x.length] = 'as individual';
x[x.length] = 'strings.';
x[x.length] = 'a';
x[x.length] = 'very';
x[x.length] = 'longish';
x[x.length] = 'gibberish';
x[x.length] = 'argument list';
x[x.length] = 'as individual';
x[x.length] = 'strings.';
x[x.length] = 'a';
x[x.length] = 'very';
x[x.length] = 'longish';
x[x.length] = 'gibberish';
x[x.length] = 'argument list';
x[x.length] = 'as individual';
x[x.length] = 'strings.';
x[x.length] = 'a';
x[x.length] = 'very';
x[x.length] = 'longish';
x[x.length] = 'gibberish';
x[x.length] = 'argument list';
x[x.length] = 'as individual';
x[x.length] = 'strings.';
x[x.length] = 'a';
x[x.length] = 'very';
x[x.length] = 'longish';
x[x.length] = 'gibberish';
x[x.length] = 'argument list';
x[x.length] = 'as individual';
x[x.length] = 'strings.';
 pending…

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2 comments

gabriel (revision owner) commented : ∞

should have tested before :) test "push array" is wrong.

gabriel (revision owner) commented : ∞

use revision 2+,

do not use this one!

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