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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

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

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

java - Should I package the tool class I made into a jar and reference it every time, or should I paste the code every time I use it?

When we first started writing programs in Java, we wrote several tool classes of our own based on our projects. It was relatively simple to package them into jars and use them every time. However, if there were any modifications, we had to open a separate project for the tool class; if we change the...

過去多啦不再A夢 2017-06-23 09:13:16 0  4  899

javascript - How to replace CRLF with LF in the editor under windows?

I have recently been using a code format verification tool: eslint, which has introduced a certain verification standard. But every time I verify, the verification tool will prompt me to use CRLF and hope that I will replace it with LF. I would like to ask everyone, how should I replace this? Is it ...

黃舟 2017-06-29 10:09:46 0  2  1278

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 <img src="../aut_checkCode.hts?=0.8963835985936632" class="icd"> How to change the displayed image when clicking on the verification code...

怪我咯 2017-05-27 17:41:18 0  4  1154

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

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

What is the difference between PHP class declaration and instantiation?

I am a newbie. I found that many tool classes can be used by directly declaring them. For example, {code...} in laravel makes me confused. Does declaring a class variable instantiate the code? After searching on Baidu, no one asked about this issue in PHP language, only Java, and Java is like this.....

習(xí)慣沉默 2017-05-16 13:10:23 0  2  566

About chain calls in PHP

I encountered a problem when chaining calls with PHP: There is a class "Site" below: {code...} There is also a class "Api" located in "class.Api.php": {code...} Use the following code to instantiate: {code...} Then call the following code: {code...} Will PHP repeat requ...

天蓬老師 2017-06-19 09:07:08 0  2  979

java - How to call a piece of code by default before calling static method?

I now have a tool class with static methods in it, dedicated to external calls. Now I hope that before each call to these static methods, a method or code block that sets default parameters is called. It is similar to adding a static code block, but the static code block will only be executed when t...

淡淡煙草味 2017-06-12 09:25:34 0  8  1026

angular.js - How to create a global service like $http in Angular?

I want to write a global tool class. I declare ng service in a separate js file (and load it into html) {code...} Then I want to inject testModule into the controller of appmodule, but it prompts that the injection fails {code...} {code...}

某草草 2017-05-15 17:13:05 0  2  740

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

A Java mac check domain algorithm. Can any expert help rewrite it into a PHP version?

A Java mac check domain algorithm. Can any expert help rewrite it into a PHP version? Message format: Domain 0 | Domain 1 | Domain 2 | ... | Domain n Domain n is the MAC verification domain {code...}

淡淡煙草味 2017-06-26 10:49:17 0  1  898

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

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

How to embed php in HTML attribute?

For example, I have a page that mixes php and html. The php part stores a variable: {code...} In HTML, I want to use this variable in the attribute of an element: {code...} For example, here I I want to make the value of the class of this div active, which is just stored in the $class variable in ph...

曾經(jīng)蠟筆沒有小新 2017-05-24 11:34:16 0  1  761

visual-studio-code - How to debug laravel using vscode breakpoints?

Editor: vscode Plug-in: php debug Debug tool: xdebugframework: laravel 5.2 When I run under the breakpoint, a {code...} exception is thrown.

巴扎黑 2017-05-16 16:48:11 0  2  1410

Why is the verification code created by the random function always one step different from the verification code entered in the form, and the two values ??are inconsistent no matter how I enter them? ? ?

<form action="" method="post"> <p>Please enter the verification code: <input type='text' name='v1'> <?php session_start(); //Start session $input = a

xiao～莫 2019-04-22 20:33:59 0  0  881

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