Run results for: Nullish coalescing (??) vs logical OR (||) vs JS Compiled ?? (?:)

Test name	Executions per second
✓ Nullish coalescing (??) [short-circuit]	107,816,688 Ops/sec
JS Compiled ?? (?:) [short-circuit]	107,635,392 Ops/sec
Logical OR (\|\|) [short-circuit]	106,414,608 Ops/sec
Nullish coalescing (??)	84,215,360 Ops/sec
Logical OR (\|\|)	83,704,592 Ops/sec
JS Compiled ?? (?:)	76,080,736 Ops/sec

Nullish coalescing (??)

let x = null ?? undefined ?? null ?? undefined ?? null ?? undefined ?? null ?? undefined ?? null ?? undefined ?? 1;

Logical OR (||)

let x = null || undefined || null || undefined || null || undefined || null || undefined || null || undefined || 1;

Nullish coalescing (??) [short-circuit]

let x = 1 ?? undefined ?? null ?? undefined ?? null ?? undefined ?? null ?? undefined ?? null ?? undefined ?? 1;

Logical OR (||) [short-circuit]

let x = 1 || undefined || null || undefined || null || undefined || null || undefined || null || undefined || 1;

JS Compiled ?? (?:)

var _a, _b, _c, _d, _e, _f, _g, _h, _j;
let x = (_j = (_h = (_g = (_f = (_e = (_d = (_c = (_b = (_a = null !== null && null !== void 0 ? null : undefined) !== null && _a !== void 0 ? _a : null) !== null && _b !== void 0 ? _b : undefined) !== null && _c !== void 0 ? _c : null) !== null && _d !== void 0 ? _d : undefined) !== null && _e !== void 0 ? _e : null) !== null && _f !== void 0 ? _f : undefined) !== null && _g !== void 0 ? _g : null) !== null && _h !== void 0 ? _h : undefined) !== null && _j !== void 0 ? _j : 1;

JS Compiled ?? (?:) [short-circuit]

var _a, _b, _c, _d, _e, _f, _g, _h, _j;
let x = (_j = (_h = (_g = (_f = (_e = (_d = (_c = (_b = (_a = 1 !== null && 1 !== void 0 ? 1 : undefined) !== null && _a !== void 0 ? _a : null) !== null && _b !== void 0 ? _b : undefined) !== null && _c !== void 0 ? _c : null) !== null && _d !== void 0 ? _d : undefined) !== null && _e !== void 0 ? _e : null) !== null && _f !== void 0 ? _f : undefined) !== null && _g !== void 0 ? _g : null) !== null && _h !== void 0 ? _h : undefined) !== null && _j !== void 0 ? _j : 1;