Spread syntax (...) - JavaScript | MDN

This feature is well established and works across many devices and browser versions. It’s been available across browsers since October 2015. Learn moreSee full compatibilityReport feedback The spread (...) syntax allows an iterable, such as an array or string, to be expanded in places where zero or more arguments (for function calls) or elements (for array literals) are expected. In an object lite

[pmint]

Math.max(...array) みたいにすると最大値が安易に求められるやつ。