for-in
Iterate over the own and inherited enumerable properties of an object, and return an object with properties that evaluate to true from the callback. Exit early by returning `false`. JavaScript/Node.js
function.name
Function name shim (especially for supporting function names in Internet Explorer).
postcss-for
PostCSS plugin that enables SASS-like for loop syntax in your CSS
for-each-property
Executes a callback for each property found on a object, with options regarding enumerability (enumerable or non-enumerable) and ownership (inherited or only own properties). It excludes built-in properties from Object and Function prototypes by default,