Laravel5.5 Source Detailed –laravel-debugbar and the use of Elementui-ajax considerations
Regarding the processing of laravel to the middleware, please refer to the middleware to test the other text,Laravel5.5 source code Detailed-middleware
Ajax whether it is front-end, or backstage are to learn the point of knowledge, but also must use knowledge points. Ajax is an asynchronous update that requires only a small amount of data interaction to reach the local brush of the page. Very good.
what is Ajax technology.
Ajax is all called "Asynchronous JavaScript and XML" (Asynchronous JavaScript and XML), a Web development technology that creates interactive Web applications. It includes the following technologies: Web Standard (standards-
A. What is Ajax?
Ajax is "Asynchronous JavaScript and XML" (Asynchronous JavaScript and XML), a Web development technology that creates interactive Web applications. You can communicate with the server without refreshing the page. 1.XMLHttpRequest
1
In a Web page file, the following XMLHttpRequest object can be used to implement the asynchronous operation of Ajax
function Getvaluefromserver () {var xmlhttprequest = null; if (window.
ActiveXObject) {//If the XMLHttpRequest is
Be afraid to forget later, as a note, the explanation is contained in the code. Note: The Jquery Ajax used here 1. Pass the basic data type
Useraction
Package action;
Import java.io.IOException;
Import java.sql.Connection;
Import
The Ajax method parameters in jquery always don't remember, here's a note.
1.url:Requires that the requested address be sent for a string type argument, which defaults to the current page address.
2.type:A parameter of type string is required, and
Or a small rookie of me, the first time to write a blog, forgive Oh ...
The problem bothered me for two days, but it was so easy to find out ...
(1) The requirement is this, I want to implement a function of inserting a chart, the properties of the
The blogger himself is developing a no backstage, only the front of the query system, encountered a difficulty, how to use Ajax to read their own local JSON file, Baidu, Google, found that most of the articles are said to modify browser parameters,
Uploadify component Upload file is cool, can achieve file progress upload, and can upload various files in bulk. There are many benefits, please visit the official website to see the documentation. In the same class of components, Uploadify is doing
Uploadify component Upload file is cool, can achieve file progress upload, and can upload various files in bulk. There are many benefits, please visit the official website to see the documentation. In the same class of components, Uploadify is doing
Original posts: http://blog.sina.com.cn/s/blog_4f925fc30100la36.html
I also take notes:
URL: The requested address is requested for a parameter of type string, (the current page address is assumed to be the default).
Type: A parameter of type
JS content:
/** gets the Department list through the section ID */
function Getdepartmentlistbysectionidfun () {
var sectionid=$ ("#sectionId"). Val ();
var defvalue = $ ("#departmentId"). attr ("Defvalue");
$ ("#departmentId"). empty
Cross-domain say popular point is to use Ajax in a network to get the specific content of B site, this is the cross-domain. There are two forms of cross-domain, one is a cross-domain of different ports of the same IP, and one is a cross-domain of
The target site for http://www.ccgp-hubei.gov.cn, after checking the HTML code found that the page has a iframe,iframe content is really useful content of the site, so the first step is to find the real URL.
Take
In the actual application, the front-end separation is more and more common, the frontend is responsible for the routing between the pages, the need for data, send AJAX requests can be. But I hope that when using AJAX, you can control the page jump,
function Checkform () {var pass;
var msg;
var url= "${ctx}/crm/contact.action?method:checkform";
var Qq=document.getelementbyid ("Contact_qq"). Value;
var Mobile=document.getelementbyid ("Contact_mobile"). Value;
Transferred from: http://developer.51cto.com/art/200906/130400.htm
When we use AJAX to access the server without reloading the page, there are two choices to transfer the request information to the server. These two options are get and post
Because of the use of jquery, we need to introduce the JS file of jqueryIn the HTML header PlusThe specific directory location is changed according to your project.The HTML for the front end is as follows: "To make the code look clearer, I've
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