ajax请求默认 contentType=application/x-www-form-urlencoded;charset:utf-8,此格式为表单提交格式,数据为key1=value1&key2=value2格式;
不使用contentType: “application/json”则data可以是对象;
$.ajax({
url: actionurl,
type: "POST",
datType: "JSON",
data: { id: nodeId },
async: false,
success: function () {}
});
使用contentType: “application/json”则data只能是json字符串;
$.ajax({
url: actionurl,
type: "POST",
datType: "JSON",
contentType: "application/json"
data: "{'id': " + nodeId +"}",
async: false,
success: function () {}
});