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// url(String):请求地址// param(String):请求参数// targetId(String):结果显示idfunction ajaxReq(url, param, targetId) { ???$.ajax({ ???????type : "post", ???????url : url, ???????data : param, ???????beforeSend : function() { ???????????$("#btn").attr({ ???????????????disabled : "disabled" ???????????}); ???????????$("#firstDiv").removeClass("red"); ???????????$("#firstDiv").addClass("green"); ???????????$("#secondDiv").show(1000); ???????}, ???????success : function(data) { ???????????var json = eval("(" + data + ")"); ???????????if (json.errorCode == "0000") { ???????????????$("#secondDiv").hide(); ???????????????$("#btn").css("background-color", "green"); ???????????????$("#" + targetId).val(json.respInfo); ???????????} else { ???????????????$("#btn").css("background-color", "red"); ???????????} ???????}, ???????complete : function() { ???????????validateAddress(); ???????}, ???????error : function(data) { ???????????$("#firstDiv").removeClass("green"); ???????????$("#firstDiv").addClass("red"); ???????????$("#flag").removeClass("active"); ???????????console.info("error: " + data.responseText); ???????} ???});}---恢复内容结束---
常用ajax样例
原文地址：https://www.cnblogs.com/hmhhz/p/8600852.html