1.安装方式

npm install MyDemo

2.导入方式

const myDemo = require('MyDemo')

3.格式化时间方法

function formatDate() {
    var date = new Date(time);
    var year = date.getFullYear();
    var month = date.getMonth() + 1;
    var day = date.getDate();
    var hour = date.getHours();
    var minute = date.getMinutes();
    var second = date.getSeconds();
    return year + '-' + month + '-' + day + ' ' + hour + ':' + minute + ':' + second;
}
}

4.html转义方法

function htmlEscape(htmlStr) {
return htmlStr.replace(/<|>|"|&/g,(match)=>{
switch (match) {
case "<":
return "&lt;";
case ">":
return "&gt;";
case "\"":
return "&quot;";
case "&":
return "&amp;";
}

    })
}

5.html反转义方法

    return htmlStr.replace(/<|>|"|&/g,(match)=>{
        switch (match) {
            case "<":
                return "<";
            case "&gt;":
                return ">";
            case "&quot;":
                return "\"";
            case "&amp;":
                return "&";
        }

    })```