The triple dot syntax (`...`) in JavaScript: rest vs. spread

The triple dot syntax (...) in JavaScript: rest vs. spread In JavaScript, the same syntax – triple dots (...) – is used for two different mechanisms: Rest syntax is for receiving data. Spreading is for sending data. This blog post examines how these mechanisms work and why they are not operators. Receiving data: rest syntax # A rest parameter is a special kind of parameter that receives all remai

[htsnul]

https://news.ycombinator.com/item?id=31293198

[efcl]

spread構文について 演算子ではないよという話

[jay-es]

`...` には二種類の用法があるが、どちらも独立した式を組み立てるものではない（使える場所が限られている）ので「演算子」とは呼ばない方がよい