javascript - How can cut number at the second demical point?

Question

This question already has answers here: question from:https://stackoverflow.com/questions/65867598/how-can-cut-number-at-the-second-demical-point

Answer 1

function tofixed(str){
  return parseInt(str * 1000 / 10) /100
}

console.log(tofixed("2.346"))
console.log(tofixed("2.3"))
console.log(tofixed("4.246"))
console.log(tofixed("4.1"))