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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  519

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

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

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

There is a problem with the verification code of the student management system!

One night, it gave me a headache. I downloaded the complete source code, configured the environment to run, and everything was normal. After learning and debugging for a while, the verification code no longer displayed. Local PHP toolbox environment. How do I change the source code and re-download t...

aTom 2017-12-23 16:58:53 0  7  2617

The encoding is correct, but when quoting this verification code in HTML, it shows a loading error?

The verification code is displayed normally in the local PHP file, but it cannot be displayed when referencing the past HTML. Can the teacher explain it?

ID先生 2018-04-27 15:34:41 0  2  1040

Have any of you guys done a project that separates the front-end and back-end of php+vue.js? I would like to ask, the front-end sends a verification code to register and log in.

The front-end sends a SMS verification code to log in and register. How to maintain the session? And should the SMS verification code be stored in the database or in the session? Or is there any other better solution?

小蘿卜頭 2020-05-25 11:21:12 0  5  1459

After checking for a long time, every time I log in, it prompts that the verification code is wrong and I can't jump. What should I do?

After checking for a long time, every time I log in, it prompts that the verification code is wrong and I can’t jump. What should I do???

Smartxh. 2019-01-29 17:27:07 0  3  1548

How to view PHP source code on a live site?

Is it possible to view the PHP code of a live website?

P粉512526720 2023-08-24 09:16:28 0  2  716

PHP code to write a function to find the correlation coefficient?

PHP code to write a function to find the correlation coefficient?

時光正好 2018-04-12 19:02:34 0  0  1050

How to encrypt PHP code? Is there a dongle that can encrypt it?

How to encrypt PHP code? Is there a dongle that can encrypt it?

空靈山人 2018-01-05 21:43:38 0  2  1245

How to implement a code on PHP Chinese website?

Hello, masters, I am a novice who has just started learning Html. How do I implement a very beautiful and beautiful code on the PHP Chinese website? I have been struggling for a long time, including looking at the source code, and I don’t know how to do it. I hope the master can post the code to hel...

Administrator(長風(fēng)大俠) 2018-04-29 23:27:12 0  2  1422

Can I set a javascript variable to a string containing the output of the php code?

I'm trying to set a javascript variable equal to the output of the php code: varname='<?phpglobal$email;echojson_encode(passthru("pythonBackend/User/getName.py$email"));?>'; when it runs, It returns the correct value, but it also appends a null value: varname='namenull'; which causes...

P粉754473468 2024-04-04 08:25:56 0  1  821

Please recommend a useful php code editor

I currently use notepad++ and I have encountered several inconveniences: 1: When saving a file, I cannot set the file to be saved directly as a php post-stamp and I have to enter the name and post-stamp myself. 2: I want to write the code and save it. Click on the top of the tool to run it to see th...

流年 2019-07-31 16:53:20 0  3  1454

How to add PHP code in WordPress POST without using a plugin

I'm trying to manually add php code (2000 lines) to a WordPress post without using any plugins or 3rd party tools. But I haven't had success with this yet... If anyone knows how I can do this, please feel free to post an answer. So far I have been able to add my php code to WPPage but not to WPPost....

P粉327903045 2024-02-26 21:37:07 0  1  664

node.js - Why is the entire PHP code returned when accessing PHP files under webpack, but it can be accessed normally in a normal environment.

Why is the entire PHP code returned when accessing PHP files under webpack, but it can be accessed normally in a normal environment.

怪我咯 2017-05-16 13:13:01 0  4  537

There is a problem with the verification code

Unable to parse file ''{':captcha_src()}'

手機用戶1638341932 2021-12-26 21:13:09 0  3  1075

How does laravel response return json data and status code at the same time?

Return a json prompt ['code' => 'Verification code error! '] and then returns a response header with a status code of 422

PHP中文網(wǎng) 2017-05-16 16:48:26 0  1  716