javascript - Regular matching of numbers after a specific statement in a string

Question

var str = "总价为：1400.00元，单价为：200元"

How to use regular expressions or other methods to obtain the two fields 1400.00 and 200 and correspond to the total price and unit price?

Answer 1

var str = "总价为：1400.00元，单价为：200元"
var matchResult = /总价为：([\d.]+?)元，单价为：([\d.]+?)元/.exec(str)
if (matchResult) {
  let total = Number(matchResult[1])
  let unit = Number(matchResult[2])
  console.log(total, unit)
}

Answer 2

I think you can search it.

Answer 3

var pattern=/d+.d+/g;
var matchs=str.match(pattern);
console.log(matchs);