JavaScript WebAPI File.name 属性

javascriptweb developmentobject oriented programming更新于 2025/12/13 20:28:17

JavaScript File WebAPI file.name 属性仅返回文件的名称，不包含路径。

以下是 File WebApi File.name 属性的代码 −

示例

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>Document</title>
<style>
   body {
      font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
   }
   .result {
      font-size: 18px;
      font-weight: 500;
      color: red;
   }
</style>
</head>
<body>
<h1>JavaScript file.name property</h1>
<div class="result"></div>
<input type="file" class="fileInput" />
<h3>Upload a file using the above input type to get its file name</h3>
<script>
   let resultEle = document.querySelector(".result");
   document
   .querySelector(".fileInput")
   .addEventListener("change", (event) => {
      resultEle.innerHTML += "File name = " + event.target.files[0].name;
   });
</script>
</body>
</html>