使用javascript在硬盘上保存文件

var fileContent = "这是要保存的文件内容";
var blob = new Blob([fileContent], { type: "text/plain" });

var downloadLink = document.createElement("a");
downloadLink.href = URL.createObjectURL(blob);

downloadLink.download = "filename.txt";
downloadLink.target = "_blank";

document.body.appendChild(downloadLink);
downloadLink.click();

var fileContent = "这是要保存的文件内容";
var blob = new Blob([fileContent], { type: "text/plain" });

var downloadLink = document.createElement("a");
downloadLink.href = URL.createObjectURL(blob);
downloadLink.download = "filename.txt";
downloadLink.target = "_blank";

document.body.appendChild(downloadLink);
downloadLink.click();