📦src
┣ 📂store
┃ ┣ 📂modules
┃ ┃ ┗ 📂generic_module
┃ ┃ ┃ ┣ 📜actions.ts
┃ ┃ ┃ ┣ 📜getters.ts
┃ ┃ ┃ ┣ 📜index.ts
All of the below properties or methods, when requested/called in JavaScript, will trigger the browser to synchronously calculate the style and layout*. This is also called reflow or layout thrashing, and is common performance bottleneck.
Generally, all APIs that synchronously provide layout metrics will trigger forced reflow / layout. Read on for additional cases and details.
elem.offsetLeft
,elem.offsetTop
,elem.offsetWidth
,elem.offsetHeight
,elem.offsetParent