The some() method of Iterator instances is similar to Array.prototype.some(): it tests whether at least one element produced by the iterator passes the test implemented by the provided function. It returns a boolean value.

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The Int32Array() constructor creates Int32Array objects. The contents are initialized to 0.

The Iterator.from() static method creates a new Iterator object from an iterator or iterable object.

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 has() method of WeakMap instances returns a boolean indicating whether an element with the specified key exists in this WeakMap or not.

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