ay,-etc?-would-a-pr-to-refactor-those-checks-be-welcome?">Why does the Mithril codebase use a mix of <code>instanceof</code> and <code>typeof</code> checks instead of <code>Object.prototype.toString.call</code>, <code>Array.isArray</code>, etc? Would a PR to refactor those checks be welcome?</a></li>
<li><a href="#What-should-I-know-in-advance-when-attempting-a-performance-related-contribution?">What should I know in advance when attempting a performance related contribution?</a></li>
<li><a href="#do-you-a