(str, len)
| 1 | function urlify(str, len) { |
| 2 | let s = ""; |
| 3 | let totalSpaces = str.length - len; |
| 4 | let frontSpaces = 0; |
| 5 | let flag = false; |
| 6 | for (let i = 0; i < str.length; i++) { |
| 7 | if (flag === false) { |
| 8 | if (str[i] === " ") frontSpaces++; |
| 9 | else flag = true; |
| 10 | } |
| 11 | if (flag === true && i < str.length - (totalSpaces - frontSpaces)) { |
| 12 | if (str[i] === " ") s += "%20"; |
| 13 | else s += str[i]; |
| 14 | } |
| 15 | } |
| 16 | |
| 17 | return s; |
| 18 | } |
| 19 | |
| 20 | console.log(urlify("Mr John Smith ", 13)); |