nsn-comp/es/comps/ellipsis/_util/cutStrByFullLength.js

NSN核心组件

import { NConst } from 'nsn-const';

var cutStrByFullLength = function cutStrByFullLength(str, maxLength) {
  var showLength = 0;
  return str.split(NConst.EMPTY).reduce(function (pre, cur) {
    var charCode = cur.charCodeAt(0);

    if (charCode >= 0 && charCode <= 128) {
      showLength += 1;
    } else {
      showLength += 2;
    }

    if (showLength <= maxLength) {
      return pre + cur;
    }

    return pre;
  }, '');
};

export { cutStrByFullLength };