<script> function fileChange(obj) { var url = obj.value url = " class="lazy" id="img1" /> <script> function fileChange(obj) { var url = obj.value url = "file:///" + url.replace("\\",'/'); alert(url); document.getElementById("img1").src= url; } </script>
关键是:url = "file:///" + url.replace("\\",'/');