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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

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

Brew installed php extension and did not find the specified configuration option

Hello everyone, I got the following error when using php verification code: I found the reason is because the FreeType library in gd is missing. Check phpinfo: I have uninstalled the existing php through brew, through: {code...} I want to reinstall the above content, but it prompts: I have also inst...

ringa_lee 2017-06-26 10:49:12 0  1  935

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

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

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

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(fēng)蕭瑟雨 2019-05-16 10:04:56 0  1  974

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

php - Verification code is available under windows, but not in centos?

The font is in $this-&gt;font = dirname(__FILE__).'/font/elephant.ttf'; Display background: {code...} Display code: {code...} Verification code can be displayed in windows , as follows: This is the only way in centos

為情所困 2017-06-30 09:53:14 0  2  966

PHP site verification code is not displayed, please help me solve it quickly

1: Set the website root directory to phpinfo.php 2: Visit xxx/phpinfo.php and also display the GD library. 3: The code is as follows: <div class="control-group clearfix"> <label class="control-label pull-left" for="inpu

田振華 2021-08-01 20:33:32 0  4  1472

I designed a scripting language PPS using PHP

PPS: Php ScriptPHP script (script) code cloud https://gitee.com/wsemad/pps is quite useful for long-running command line PHP applications. Please give us your comments and suggestions, thank you!

冬至 2019-03-27 14:48:18 0  2  1165

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

Why does my verification code only show one number?

//My code for this lesson is like this. I checked it several times and didn't see any errors, but the verification code displayed only has one number...Why is this happening? Please give me some guidance<?php// Generate the background header of the verification code('Content-type:image/jpeg'); //...

丫頭 2018-04-21 11:01:31 1  5  3123

How to verify Google reCAPTCHA v3 on the server side?

I just set up a new google verification code with checkboxes and it works fine on the front end but I don't know how to handle it on the server side using PHP. I tried using the old code below but the form is sent even though the verification code is invalid. require_once('recaptchalib.php');$privat...

P粉904191507 2023-08-27 16:48:47 0  2  844

Web crawler - What should I do if I always get a verification code error when logging into Bilibili using Python3's requests library?

I suspect that the verification code and the corresponding cookies are out of sync, but I can't find out what's wrong. The code is as follows. I hope someone can help me with it {code...}

阿神 2017-05-18 11:02:02 0  1  908

phpstorm registration code

I couldn't use the registration verification address attached to the PHP Chinese website. I found the cracked registration code online. This is a screenshot of my successful registration! Registration code address: http://idea.lanyus.com/getkey?userName=lan+yu

小生我怕怕啊 2018-07-05 11:23:36 0  6  6756