Run results for: Object vs array performance_20220826

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 15_4 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/15.4 Mobile/15E148 DuckDuckGo/7 Safari/605.1.15

Browser: Mobile Safari 15

Operating system: iOS 15.4

Device Platform: Mobile

Date tested: one year ago

Test name	Executions per second
Object	89822.7 Ops/sec
Array with inline numbers (post-minification)	27822.0 Ops/sec

Tests:

Object
let node_type_html = 1; for (let i = 0; i < 999; i++) { const node = {}; node.type = node_type_html + 1; node.tag = 'div'; node.children = []; node.attrs = {}; const nodeType = node.type; const nodeTag = node.tag; const nodeChildren = node.children; const nodeAttrs = node.attrs; node_type_html = node_type_html + 1; }
Array with inline numbers (post-minification)
let node_type_html = 1; for (let i = 0; i < 999; i++) { const node = []; node[ 0 ] = node_type_html + 1; node[ 1 ] = 'div'; node[ 2 ] = []; node[ 3 ] = {}; const nodeType = node[ 0 ]; const nodeTag = node[ 1 ]; const nodeChildren = node[ 2 ]; const nodeAttrs = node[ 3 ]; node_type_html = node_type_html + 1; }

Run results for: Object vs array performance_20220826

Object

Array with inline numbers (post-minification)