Benchmark: Split string -vs- string array access

Script Preparation code:

var base64Alphabet = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/';
var base64Char = base64Alphabet.split('');

Tests:

Split string
var a = base64Char[0]; var b = base64Char[3]; var c = base64Char[10];
String array access
var a = base64Alphabet[0]; var b = base64Alphabet[3]; var c = base64Alphabet[10];

Rendered benchmark preparation results:

Previous results

Test case name	Result
Split string
String array access

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Latest run results:

Run details: (Test run date: 3 years ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/14.1 Safari/605.1.15

Browser/OS: Safari 14 on Mac OS X 10.15.7

Test name	Executions per second
Split string	4218753.0 Ops/sec
String array access	4300339.0 Ops/sec

Split string -vs- string array access (version: 0)