关于php访问access的困惑,困扰了一天也没解决
$connstr="DRIVER=Microsoft Access Driver (*.mdb);DBQ=".realpath("D:/zhxlweb/web/www.test.com/zhxl.mdb") ; $connid=odbc_connect($connstr,"","",SQL_CUR_USE_ODBC ); $sql = "select * from zhxl_article"; $query = odbc_exec($connid,$sql); while($row=odbc_fetch_array($query)){ print_r($row); }
这样每次都可以把$row打印出来,我想返回结果只包含一个指定字段:
把 这句 $sql = "select * from zhxl_article"; 换成 $sql = "select article_title from zhxl_article";这样就什么也打印不出来,获取不到任何数据,我的字段都是正确的,只能返回(*),其余的都不行
回复讨论(解决方案)
贴出 print_r($row); 的结果
odbc_errormsg();
看看什么错误信息
开源的东西最好与开源的东西配套。这是个深层次问题。
建议使用ADODB类
创建COM组件 ,利用ASP的方式 访问即可
select article_title from zhxl_article
如果确保字段名、表名没有问题,试试用别名:
select a.article_title from zhxl_article a
我实在是受不了php和access搭配使用了,问题一个接一个。果断用C#和sqlserver 用WPF开发爽多了。多谢了楼上几位了

Hot AI Tools

Undresser.AI Undress
AI-powered app for creating realistic nude photos

AI Clothes Remover
Online AI tool for removing clothes from photos.

Undress AI Tool
Undress images for free

Clothoff.io
AI clothes remover

Video Face Swap
Swap faces in any video effortlessly with our completely free AI face swap tool!

Hot Article

Hot Tools

Notepad++7.3.1
Easy-to-use and free code editor

SublimeText3 Chinese version
Chinese version, very easy to use

Zend Studio 13.0.1
Powerful PHP integrated development environment

Dreamweaver CS6
Visual web development tools

SublimeText3 Mac version
God-level code editing software (SublimeText3)

Hot Topics



Alipay PHP...

JWT is an open standard based on JSON, used to securely transmit information between parties, mainly for identity authentication and information exchange. 1. JWT consists of three parts: Header, Payload and Signature. 2. The working principle of JWT includes three steps: generating JWT, verifying JWT and parsing Payload. 3. When using JWT for authentication in PHP, JWT can be generated and verified, and user role and permission information can be included in advanced usage. 4. Common errors include signature verification failure, token expiration, and payload oversized. Debugging skills include using debugging tools and logging. 5. Performance optimization and best practices include using appropriate signature algorithms, setting validity periods reasonably,

The application of SOLID principle in PHP development includes: 1. Single responsibility principle (SRP): Each class is responsible for only one function. 2. Open and close principle (OCP): Changes are achieved through extension rather than modification. 3. Lisch's Substitution Principle (LSP): Subclasses can replace base classes without affecting program accuracy. 4. Interface isolation principle (ISP): Use fine-grained interfaces to avoid dependencies and unused methods. 5. Dependency inversion principle (DIP): High and low-level modules rely on abstraction and are implemented through dependency injection.

How to automatically set the permissions of unixsocket after the system restarts. Every time the system restarts, we need to execute the following command to modify the permissions of unixsocket: sudo...

How to debug CLI mode in PHPStorm? When developing with PHPStorm, sometimes we need to debug PHP in command line interface (CLI) mode...

Article discusses late static binding (LSB) in PHP, introduced in PHP 5.3, allowing runtime resolution of static method calls for more flexible inheritance.Main issue: LSB vs. traditional polymorphism; LSB's practical applications and potential perfo

Sending JSON data using PHP's cURL library In PHP development, it is often necessary to interact with external APIs. One of the common ways is to use cURL library to send POST�...

Static binding (static::) implements late static binding (LSB) in PHP, allowing calling classes to be referenced in static contexts rather than defining classes. 1) The parsing process is performed at runtime, 2) Look up the call class in the inheritance relationship, 3) It may bring performance overhead.
