ajax语法

jQuery.ajax({
url: '../ajax',
type: 'post',
data: {
sid: $("#sid").val(),
cmd: 'EQUIPMENT_CUSTOM_ROWS_SAVE',
params: 0
},
beforeSend: function(){

},
error: function(){
alert("表单提交报错，请稍后再试···");
},
success: function(data){
alert(data);
},
});