Arrow functions vs function key word performance

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Description

Comparison of performance of functions defined w/ function key word vs arrow functions

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function key word usage
let a = []

for (let i = 0; i < 100000; i++) {
	a.push = function () {
		console.log(`running ${i}`)
	}
}

for (method of a) {
	method()
}
ready
Arrow function usage
let a = []

for (let i = 0; i < 100000; i++) {
	a.push = () => {
		console.log(`running ${i}`)
	}
}

for (method of a) {
	method()
}
ready

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