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How does the back end receive the data sent in fetch mode?
The fetch method simulates the request of the form with the help of the FormData object
this enables a complete HTTP request, and the back end can also receive data like a form
var formdata = new FormData();
formdata.append( username , lofayo...
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How does the address passed to the front-end page from the background remain the same when the page is refreshed?
CI frame, page B is opened by clicking on the link on page A. Page B is divided into three parts, the top is the menu, and the middle is the iframe, and the bottom is the information at the bottom of the page. After the A page clicks on the link, it pas...
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Sliding on the mobile side occasionally fails, resulting in the inaccessibility of the entire website (no problem on the PC side)
add sliding left and right toggle real events
var windowHeight = $(window).height(),
$body = $("body");
$body.css("height", windowHeight);
$("body").on("touchstart", function(e) {
e...
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How to solve the problem that Baidu Editor supports HTTPS
the site uses the https function, which was found to be unable to display Baidu sharing before, but was disposed of later. Now it is found that when publishing articles in the background, Baidu editor can not insert maps, Baidu Maps and Google Maps can ...
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How to use the getAllResponseHeaders method to get the ResponseHeaders data of a page in JavaScript
1, currently learning AJAX, encountered a problem in following the tutorials, using getAllResponseHeaders can not get the ResponseHeaders data of the page. A novice, the current self-study front-end, what questions are inappropriate, I hope you do not m...
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This qq expression, where did you download the original git??
< div id= "text " > my Baidu < script type= " text javascript "> var txt = document.getElementById ( text ). InnerHTML; var regexp = (http: |https: )((w|=|?|.| |&|-)+) g; regular match txt1=txt.replace (regexp,function ($url) {)
return...
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The problem of php Recursive return value
problems with recursive return values of php
ask the boss to help me look at the recursive loop lookup superiors get all the print data in the loop, but the return returns the data is empty, how is it?
public function for_enter($data=array(),$lev...
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Php array problem
$arr = [
[ name => abc ,value=>12],
[ name => abc ,value=>15],
[ name => abc123 ,value=>555],
];
$arr
$arr = [
[ name => abc ,value=>27],
[ na...
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How to solve the problem of WeChat Mini Programs map covering Custom tab
problem description
how to solve the problem of WeChat Mini Programs map covering custom tab
the environmental background of the problems and what methods you have tried
using z-index doesn t work, especially when iphoneX doesn t fit
related c...
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Find a plug-in that can implement the annotation function in the articles on the web page.
look for a JS plug-in that can implement the annotation function in articles on the web page, which is similar to the annotation function of PDF. The effect is as follows:
Note that it is not used to extract content on a web page. is not a brow...
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I would like to ask you, how is this achieved and what is the significance?
Is there any special way to write a request for an api, but the result is in such a format?
or is it artificially constructed into this format?
What is the convenience of ?
Why not just return a json object?
also hope for advice!
...
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How to completely separate the js code from the html file?
tree var www html ajax var www html ajax thank you getuser.php thank you index.html
very simple logic, index.html sends data to getuser.php, through ajax, and passes the query results of the database to index.html.
has been debugged success...
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Why are Chinese characters transcoded on a web page?
as above, the two words integral have been transcoded, which should have been + 5 integral .
function anp(e)
{
var points= 5 ;
var $i=$("<b>").text("+"+points);
var x=e.pageX,y=e.pageY;
$i.css({top:y+...
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In my js method, how can I submit to call the PHP function on this page?
in my js method request1, how can I submit to call the PHP function request? on this page
<?php
function request(){
}
?>
<html id="html">
<button id="btn_click" onclick="request1()">click< button>...
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How to solve this problem in a web puzzle game, link: https://p.sxisa.com/family/jump.php?
it is said that there are three clues, and two are found, one is the 1983 obtained by solving Sudoku, and the other is the monarch s name obtained by transcoding in cookies ...
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In React, replace a character in a string with a component, and then render it. How do you replace it?
for example, there is a string such as abcd {1} efadf,
is there a way to replace {1} with a component, and then render the result after replacement?
Thank you!
...
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On the failure of WeChat Mini Programs VideoContext.stop ()
when a video is played you want to stop playing a video by clicking on a location using VideoContext.stop () has no effect at all
see someone offering this idea:
_this.videoContext.seek(0)
_this.videoContext.pause();
**
*
*
*
palyVi...
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Phpstrom checked that the unclosed tag reported an error, but it is normal syntax, how to solve it?
problem description
the environmental background of the problems and what methods you have tried
related codes
Please paste the code text below (do not replace the code with pictures)
what result do you expect? What is the error message act...
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The front and rear ends are separated to determine the source of the request.
if the project is separated and the front end can only use ajax to call the back-end interface to obtain data, how does the back-end determine the source of the request?
1. Through something like token:
1.1tokentoken(token)
1.2token + (HTTP_REFERER ....