search
HomePHP FrameworkThinkPHPthinkphp exp usage
thinkphp exp usageJun 25, 2019 am 10:13 AM
expthinkphp

thinkphp exp usage

I encountered a problem today, which is to query the data of vendor_id = vendor_f_id in the vendor table. In fact, it is very simple to use the native sql statement:

select * from  vendor where vendor_id = vendor_f_id

But , in thinkphp, for the simplicity and versatility of the code, we do not consider using the native way to query sql, but use the query map method to query

$condition[ 'vendor_f_id' ] = 'vendor_id';

However, when thinkphp handles the above conditions, it will It is converted into the following code:

select * from vendor where vendor_f_id = 'vendor_id'

In other words, vendor_id is treated as a string

The solution to the above problem is:

$condition[ 'vendor_f_id' ] = [ 'exp' , ' = vendor_id ' ]

More ThinkPHP For related technical articles, please visit the ThinkPHP Tutorial column to learn!

The above is the detailed content of thinkphp exp usage. For more information, please follow other related articles on the PHP Chinese website!

Statement
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
thinkphp是不是国产框架thinkphp是不是国产框架Sep 26, 2022 pm 05:11 PM

thinkphp是国产框架。ThinkPHP是一个快速、兼容而且简单的轻量级国产PHP开发框架,是为了简化企业级应用开发和敏捷WEB应用开发而诞生的。ThinkPHP从诞生以来一直秉承简洁实用的设计原则,在保持出色的性能和至简的代码的同时,也注重易用性。

一起聊聊thinkphp6使用think-queue实现普通队列和延迟队列一起聊聊thinkphp6使用think-queue实现普通队列和延迟队列Apr 20, 2022 pm 01:07 PM

本篇文章给大家带来了关于thinkphp的相关知识,其中主要介绍了关于使用think-queue来实现普通队列和延迟队列的相关内容,think-queue是thinkphp官方提供的一个消息队列服务,下面一起来看一下,希望对大家有帮助。

thinkphp的mvc分别指什么thinkphp的mvc分别指什么Jun 21, 2022 am 11:11 AM

thinkphp基于的mvc分别是指:1、m是model的缩写,表示模型,用于数据处理;2、v是view的缩写,表示视图,由View类和模板文件组成;3、c是controller的缩写,表示控制器,用于逻辑处理。mvc设计模式是一种编程思想,是一种将应用程序的逻辑层和表现层进行分离的方法。

实例详解thinkphp6使用jwt认证实例详解thinkphp6使用jwt认证Jun 24, 2022 pm 12:57 PM

本篇文章给大家带来了关于thinkphp的相关知识,其中主要介绍了使用jwt认证的问题,下面一起来看一下,希望对大家有帮助。

thinkphp 怎么查询库是否存在thinkphp 怎么查询库是否存在Dec 05, 2022 am 09:40 AM

thinkphp查询库是否存在的方法:1、打开相应的tp文件;2、通过“ $isTable=db()->query('SHOW TABLES LIKE '."'".$data['table_name']."'");if($isTable){...}else{...}”方式验证表是否存在即可。

thinkphp扩展插件有哪些thinkphp扩展插件有哪些Jun 13, 2022 pm 05:45 PM

thinkphp扩展有:1、think-migration,是一种数据库迁移工具;2、think-orm,是一种ORM类库扩展;3、think-oracle,是一种Oracle驱动扩展;4、think-mongo,一种MongoDb扩展;5、think-soar,一种SQL语句优化扩展;6、porter,一种数据库管理工具;7、tp-jwt-auth,一个jwt身份验证扩展包。

一文教你ThinkPHP使用think-queue实现redis消息队列一文教你ThinkPHP使用think-queue实现redis消息队列Jun 28, 2022 pm 03:33 PM

本篇文章给大家带来了关于ThinkPHP的相关知识,其中主要整理了使用think-queue实现redis消息队列的相关问题,下面一起来看一下,希望对大家有帮助。

thinkphp3.2怎么关闭调试模式thinkphp3.2怎么关闭调试模式Apr 25, 2022 am 10:13 AM

在thinkphp3.2中,可以利用define关闭调试模式,该标签用于变量和常量的定义,将入口文件中定义调试模式设为FALSE即可,语法为“define('APP_DEBUG', false);”;开启调试模式将参数值设置为true即可。

See all articles

Hot AI Tools

Undresser.AI Undress

Undresser.AI Undress

AI-powered app for creating realistic nude photos

AI Clothes Remover

AI Clothes Remover

Online AI tool for removing clothes from photos.

Undress AI Tool

Undress AI Tool

Undress images for free

Clothoff.io

Clothoff.io

AI clothes remover

AI Hentai Generator

AI Hentai Generator

Generate AI Hentai for free.

Hot Article

R.E.P.O. Energy Crystals Explained and What They Do (Yellow Crystal)
2 weeks agoBy尊渡假赌尊渡假赌尊渡假赌
Repo: How To Revive Teammates
4 weeks agoBy尊渡假赌尊渡假赌尊渡假赌
Hello Kitty Island Adventure: How To Get Giant Seeds
3 weeks agoBy尊渡假赌尊渡假赌尊渡假赌

Hot Tools

SublimeText3 Mac version

SublimeText3 Mac version

God-level code editing software (SublimeText3)

SublimeText3 Linux new version

SublimeText3 Linux new version

SublimeText3 Linux latest version

SecLists

SecLists

SecLists is the ultimate security tester's companion. It is a collection of various types of lists that are frequently used during security assessments, all in one place. SecLists helps make security testing more efficient and productive by conveniently providing all the lists a security tester might need. List types include usernames, passwords, URLs, fuzzing payloads, sensitive data patterns, web shells, and more. The tester can simply pull this repository onto a new test machine and he will have access to every type of list he needs.

WebStorm Mac version

WebStorm Mac version

Useful JavaScript development tools

SublimeText3 English version

SublimeText3 English version

Recommended: Win version, supports code prompts!