//yosakoi-2023
let hasData = async()=>{
   let response = await fetch("./assets/yosakoi2023.json");
   if(!response.ok){
        throw new Error("E");
   }
   let data = await response.json();
   return data;
};
(async()=>{
    let data = await hasData();
    var str = "<table class='table table-striped'>"
    str+= `<tr><th>チーム名</th><th>受付番号</th></tr>`;
    str+= data.map(d=>{
        return `<tr><td>${d.name}</td><td>${d.no}</td></tr>`;
    }).join("");
    str = str + "</table'>";
    document.getElementById("yosakoi-2023").innerHTML = str;
})();

    <script class="js" src="./assets/main.js"></script>
    <script>
        [...document.querySelectorAll(".js")].forEach(elm=>{
            elm.setAttribute("src",elm.getAttribute("src") + "?" + (new Date).getTime());
        });
    </script>

"use strict";
document.querySelector("button").addEventListener("click",jsandcssreload);
function jsandcssreload(){
    let d = (new Date()).getTime();
    [...document.querySelectorAll("link")].forEach((elm)=>{
        elm.href = elm.href.replace(/(\.css)\??[0-9]{0,}$/,".css?" + d);
    });
    [...document.querySelectorAll("script")].forEach((elm)=>{
        elm.src = elm.src.replace(/(\.js)\??[0-9]{0,}$/,".js?" + d);
    });    
}