uniapp项目实践总结(二十一)日常开发方法汇总

// /scripts/utils
function mineJieba(str) {
   
  class WordTree {
   
    root = null;
    stop = {
   
      你: 1,
      我: 1,
      它: 1,
    };
    constructor() {
   
      this.root = new NodeAs(null);
    }

    // 将unicode转成utf-8的三字节
    toBytes(word) {
   
      let result = [];
      for (let i = 0; i < word.length; i++) {
   
        let code = word.charCodeAt(i);
        if (code < 0x80) {
   
          result.push(code);
        } else {
   
          result = result.concat(this.toUTF8(code));
        }
      }
      return result;
    }

    toUTF8(code) {
   
      let byte1 = 0xe0 | ((code >> 12) & 0x0f),
        byte2 = 0x80 | ((code >> 6) & 0x3f),
        byte3 = 0x80 | (code & 0x3f);
      return [byte1, byte2, byte3];
    }

    toUTF16(b1, b2, b3) {
   
      let byte1 = (b1 << 4) | ((b2 >>