The Symbol.split static data property represents the well-known symbol @@split. The String.prototype.split method looks up this symbol on its first argument for the method that splits a string at the indices that match the current object.
For more information, seeRegExp.prototype[@@split]() and String.prototype.split.
Value
The well-known symbol @@split.
Examples
Custom reverse split
class ReverseSplit {
[Symbol.split](string) {
const array = string.split(" ");
return array.reverse();
}
}
console.log("Another one bites the dust".split(new ReverseSplit()));
// [ "dust", "the", "bites", "one", "Another" ]