js string traversal Interface

ES6 new traversal interface string, the string may be such that for of loop iterates.

for(let v of 'abcdefg'){

　　console.log(v)

}

All numbers in the search character string:

let str = 'a,b,c,d,e,f,g,1,2,3'

console.log(str.match(/\d+/g))