SharePoint REST API 上传文档

var file = document.getElementById("ff").files[0];
var reader = new FileReader();
reader. readAsArrayBuffer(file);
reader.onload = function(e){
//Your function
};

jQuery.ajax({
        url: "http://url/_api/web/getfolderbyserverrelativeurl(‘Library Name‘)/files/add(overwrite=‘true‘,url=‘FileName.xxx‘)",
        type: "POST",
        data: reader,
        processData: false,
        headers: {
            "accept": "application/json;odata=verbose",
            "X-RequestDigest": jQuery("#__REQUESTDIGEST").val(),
            "content-length": reader.byteLength
        }
    });