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There is a problem with the final call of php to implement image verification code?

According to php how to implement image verification code content guide encapsulation verification code class

羅梅光 2022-05-05 01:22:00 0  8  1257

php adds human-machine verification code

Guys, how can I add a human-machine verification code to the PHP source code (Mituo website building)? Please answer it, thank you! (There are a total of three platform verification codes, I hope you can tell me about them all, thank you) 1. Luosimao https://luosimao.com/docs/api/56 2. Tencent https...

Microsoft-Windows 2020-10-22 16:47:44 0  1  1471

javascript - Through the session, the verification code generated by php can be refreshed by clicking on it. Why?

Generate verification code through php, and then output it with img tag. Excuse me, why if there is session_start() and the onclick event is written like this, clicking will have the effect of refreshing the verification code? (A new verification code will appear) There is no session, and the click ...

PHP中文網(wǎng) 2017-05-16 12:59:41 0  3  520

When writing verification code in PHP, the online code editor can display it, but when placed on the local website, the code is garbled?

<?php check_code(); // Randomly generate characters or numbers for the verification code function check_code($width=100, $height=50,$num=4, $type='jpeg') {

phpcn_u53259 2017-11-06 13:50:30 0  9  1324

How to save a good verification code image locally in php?

Use PHP to draw login verification pictures. Since the pictures are taken locally, I don't want to return the picture in the form of a link. I want to name the drawn verification code picture, then save it to the specified path, and then return a local URL address. To the front desk, the front end d...

phpcn_u1582 2017-05-16 13:04:04 0  2  684

In PHP, how to encode the generated verification code image into base64?

PHP server Android client I need to encode the verification code image generated by the server into base64. Note: Instead of generating a display image, the generated image resource is directly encoded into base64 so how to do? ? ? ? ? ? ?

阿神 2017-05-27 17:42:38 0  2  1760

Official team, please solve the bug

I use PHP version 5.4 of the PHP toolbox, and the verification code can be displayed, but it cannot be displayed when I switch to PHP version 5.6 or 7. What I tested was the verification code class that comes with the tp5 framework. What's going on?

冷笑淺兮 2017-11-12 23:08:40 0  3  1024

Java - An error occurred during testing. Please help me find out what happened.

This is the error message {code...} Test class TestUsersDAOImpl. {Code...} Custom session factory MyHibernateSessionFactory. {code...} UsersDAOImpl. {code...}

某草草 2017-05-17 10:08:23 0  4  613

java - Image verification code implementation principle

**Test website: http://con.monyun.cn:9960/acc... There is a verification code on this page. The url of this verification code is &lt;img src="../aut_checkCode.hts?=0.8963835985936632" class="icd"&gt; How to change the displayed image when clicking on the verification code...

怪我咯 2017-05-27 17:41:18 0  4  1154

Custom class cannot be found in Laravel 10

I created a custom class in laravel10 located at: App\Helpers\CompletedOrders The class contains the following code:

P粉933003350 2023-08-15 21:46:13 0  1  625

php - Custom class method returns error

{Code...} {Code...} Error Warning: Missing argument 1 for Input::post(), Notice: Undefined variable: key

迷茫 2017-05-24 11:33:57 0  3  511

userAutoLoad method cannot use MODULE constants

require './application/home/model/'.$className.'.php'; require './application/home/controller/'.$className.'.php'; The teacher directly writes it into the home module in the code , if I load a custom class from another module, it will

碎天 2019-02-19 00:06:41 0  2  1102

dologin said it is not defined

The code is the same, but the verification class does not take effect, and there is no response when logging in.

******ton Cheng 2021-01-25 17:09:09 0  1  1269

How to automatically load custom classes in laravel 5.2?

1. Define a class QrCode.php {code...} under app\Libraires 2. Call the method of this class {code...} 3. Report error message {code...} 4. Try to solve the problem by using composer dump -autoload passed, but the class still cannot be loaded. How can I automatically load the custom class...

巴扎黑 2017-05-16 16:49:26 0  2  582

tp5 uses ajax to realize verification code refresh and click no response

The following is part of the html verification code<div class="row cl"> ????????? <div class="formControls col-xs-8 col-xs-offset-3"> &n

楊云雷 2018-08-13 14:52:03 0  4  1563

php - Website registration with mobile phone verification code

How to do batch registration!!?? I found that someone can actually do it

漂亮男人 2017-05-17 09:55:43 0  2  680

The PHP verification code is fine locally, but when it is placed on the server, the verification code is not displayed and an error is reported in the verification code line.

<td align="left"><input type="text" name="vcode" id="vcode" style="width:54px" class="input">&nbsp;<a href="javascri

蕭瑟寒風蕭瑟雨 2019-05-16 10:04:56 0  1  974

In php, the class name::class, what does it mean?

I would like to ask: In the following PHP code, what does the class name::class mean? {code...}

曾經(jīng)蠟筆沒有小新 2017-06-30 09:54:29 0  2  1000

java - Anonymous inner classes and inherited classes, why is there a difference when implementing ClassLoader

I was looking at the Java virtual machine recently, and the class loader section gave this example: {Code...} In short, it uses a custom class loader to load a class, and the returned class is the same as the class loaded by the SystemClassLoader that comes with the jvm. different. So if you use a c...

PHP中文網(wǎng) 2017-05-17 10:07:45 0  1  893

About ajax in JQ

When I use jQ's ajax to submit data using post to compare with the verification code created by php and trigger the event, the data comparison and the addition of HTML element tags are effective, but when the verification succeeds or fails, the mouse can no longer move into the input box and To part...

水東水南 2018-10-29 18:26:55 0  2  1178