直接上代码了:


function ShowMailDialog() {
$.ajax({
url: siteurl + "/_api/contextinfo",
method: "POST",
headers: { "Accept": "application/json; odata=verbose" }, success: function (data) { alert(data.d.GetContextWebInformation.FormDigestValue); $('#__REQUESTDIGEST').val(data.d.GetContextWebInformation.FormDigestValue) var from = 'Yang.Liu4@xxxx.com', to = 'Yang.Liu4@xxxx.com', body = 'Hello World Body', subject = 'Hello World Subject'; // Call sendEmail function sendEmail(from, to, body, subject); }, error: function (data, errorCode, errorMessage) { alert(errorMessage) } }); return; } function sendaEmail(from, to, body, subject) { //Get the relative url of the site var _ctx = SP.ClientContext.get_current(); var _spPageContextInfo = _ctx.get_web(); //_spPageContextInfo.webServerRelativeUrl; var urlTemplate = siteurl + "/_api/SP.Utilities.Utility.SendEmail"; $.ajax({ contentType: 'application/json', url: urlTemplate, type: "POST", data: JSON.stringify({ 'properties': { '__metadata': { 'type': 'SP.Utilities.EmailProperties' }, 'From': from, 'To': { 'results': [to] }, 'Body': body, 'Subject': subject } }), headers: { "Accept": "application/json;odata=verbose", "content-type": "application/json;odata=verbose", "X-RequestDigest": jQuery("#__REQUESTDIGEST").val() }, success: function (data) { alert('Email Sent Successfully'); }, error: function (err) { alert('Error in sending Email: ' + JSON.stringify(err)); } }); }