Run results for: Best practise for loop, with more options

Run details:

User agent: Mozilla/5.0 (Mobile; LYF/LF-2403N/LYF-LF2403N-001-02-08-300518-i;Android; rv:48.0) Gecko/48.0 Firefox/48.0 KAIOS/2.5

Browser: Firefox Mobile 48

Operating system: Firefox OS

Device Platform: Mobile

Date tested: 4 years ago

Test name	Executions per second
best practice	769366.1 Ops/sec
normal	498277.8 Ops/sec
best practice with plus plus reversed	801367.2 Ops/sec
normal with plus plus reversed	508917.1 Ops/sec
backwards	749089.2 Ops/sec
backwards minus minus reversed	683728.6 Ops/sec

Script Preparation code:


var names = ['George','Ringo','Paul','John','George','Ringo','Paul','John','George','Ringo','Paul','John','George','Ringo','Paul','John','George','Ringo','Paul','John','George','Ringo','Paul','John'];
var total = 0;

Tests:

best practice
for(var i=0,j=names.length;i<j;i++){ total++ }
normal
for(var i=0; i<names.length;i++){ total++; }
best practice with plus plus reversed
for(var i=0,j=names.length;i<j;i++){ total++ }
normal with plus plus reversed
for(var i=0; i<names.length;++i){ total++; }
backwards
for(var i=names.length-1;i>=0;i--){ total++ }
backwards minus minus reversed
for(var i=names.length-1;i>=0;--i){ total++ }

Run results for: Best practise for loop, with more options

best practice

normal

best practice with plus plus reversed

normal with plus plus reversed

backwards

backwards minus minus reversed