关于前端:vue获取字符串中某个字符的个数

// 判断字符串中某个字符的个数；

function sGetCharCount(SubChar, StrTemp) {
  let count, i;
  count = 0;
  for (i = 0; i < length(StrTemp); i++) {if (StrTemp.substring(i, 1) == SubChar) {count = count + 1;}
  }
  return count;
}