js代碼:
function method(){
//生成一個(gè)formdata對(duì)象
var formData = new FormData();
//獲取id為L(zhǎng)ogo的文件，document.getElementById("Logo").files是一個(gè)對(duì)象
formData.append("file", document.getElementById("Logo").files);
$.ajax({
url: "上傳地址",
data: formData,
type: "POST",
contentType: false,//這里
processData: false,//這兩個(gè)一定設(shè)置為false
success: function (info) {
if (info == "success") {
alert("成功上傳")；
} else {
alert(info);
}
}
});
}
