The strike() method of String values creates a string that embeds this string in a <strike> element (<strike>str</strike>), which causes this string to be displayed as struck-out text.

The RegExp.$1, …, RegExp.$9 static accessor properties return parenthesized substring matches.

The compile() method of RegExp instances is used to recompile a regular expression with new source and flags after the RegExp object has already been created.

The bold() method of String values creates a string that embeds this string in a <b> element (<b>str</b>), which causes this string to be displayed as bold.

The link() method of String values creates a string that embeds this string in an <a> element (<a href="...">str</a>), to be used as a hypertext link to another URL.

The trimEnd() method of String values removes whitespace from the end of this string and returns a new string, without modifying the original string. trimRight() is an alias of this method.

The italics() method of String values creates a string that embeds this string in an <i> element (<i>str</i>), which causes this string to be displayed as italic.

The __lookupSetter__() method of Object instances returns the function bound as a setter to the specified property.

The @@unscopables data property of Array.prototype is shared by all Array instances. It contains property names that were not included in the ECMAScript standard prior to the ES2015 version and that are ignored for with statement-binding purposes.

The call() method of Function instances calls this function with a given this value and arguments provided individually.