多图片上传预览效果
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<head><meta charset="UTF-8"><title>Document</title><script src="jquery-2.1.4.min.js"></script>
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<body><script>//下面用于多圖片上傳預(yù)覽功能function setImagePreviews(avalue) {var docObj = document.getElementById("doc");var dd = document.getElementById("dd");dd.innerHTML = "";var fileList = docObj.files;for (var i = 0; i < fileList.length; i++) { dd.innerHTML += "<div style='float:left' > <img id='img" + i + "' /> </div>";var imgObjPreview = document.getElementById("img"+i); if (docObj.files && docObj.files[i]) {//火狐下，直接設(shè)img屬性imgObjPreview.style.display = 'block';imgObjPreview.style.width = '150px';imgObjPreview.style.height = '180px';//imgObjPreview.src = docObj.files[0].getAsDataURL();//火狐7以上版本不能用上面的getAsDataURL()方式獲取，需要一下方式imgObjPreview.src = window.URL.createObjectURL(docObj.files[i]);}else {//IE下，使用濾鏡docObj.select();var imgSrc = document.selection.createRange().text;alert(imgSrc)var localImagId = document.getElementById("img" + i);//必須設(shè)置初始大小localImagId.style.width = "150px";localImagId.style.height = "180px";//圖片異常的捕捉，防止用戶修改后綴來偽造圖片try {localImagId.style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(sizingMethod=scale)";localImagId.filters.item("DXImageTransform.Microsoft.AlphaImageLoader").src = imgSrc;}catch (e) {alert("您上傳的圖片格式不正確，請重新選擇!");return false;}imgObjPreview.style.display = 'none';document.selection.empty();}} return true;}</script><input type="file" name="file" id="doc" multiple="multiple" style="width:150px;" οnchange="javascript:setImagePreviews();" accept="image"><div id="dd" style=" width:990px;"></div></body>
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轉(zhuǎn)載于:https://www.cnblogs.com/qhorse/p/5340316.html
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