php check if query result empty

: This article mainly introduces php programming notes. if you are interested in PHP tutorials, please refer to them. Three methods for php to obtain POST data Php image watermarking source code Php + ajax + json is the simplest example. Php Chinese

PHP Tutorial Configuration Chinese Narration Let's see what you see, php.ini. [PHP] ;;;;;;;;;;;; WARNING;;;;;;;;;;;;; This is the default settings file for new PHP installations.; By default, PHP installs itself with a configuration suitable for;

Php programming notes-three methods for obtaining POST data from small_123 php Php image watermarking source code Php + ajax + json is the simplest example. Php Chinese character to pinyin source code Php traverses the Directory, generates the md5

The security of PHP applications and PHP applications. The security of PHP applications. the security of PHP applications, whether in development, interview, or technical discussion, requires a deep understanding and understanding. Objective in this

Oracle| Object | data The original developer of a new PHP data object (PDO) Data abstraction Layer gives you a brief introduction to the abstraction layer, focusing on running with Oracle. Need php:5.0Need other: Oracle 8 or later client

Check common mistakes in PHP programming and check php programming. Check common mistakes in PHP programming, check php programming Overview: This article checks PHP developers in encoding, easy to ignore or do not pay attention to small errors and

Ensure the security of your PHP application and ensure that your PHP application Before you beginIn this tutorial, you will learn how to add security to your own PHP Web application. This tutorial assumes that you have at least one year of

PHP Application Security, PHP application Security Security needs to be thoroughly understood and mastered, both in development and during interviews or technical discussions. TargetThe goal of this tutorial is to give you an idea of how you should

Security of PHP applications-you must have a deep understanding of security, whether in development, during interviews, or during technical discussions. TargetThis tutorial aims to show you how to protect your own Web applications. Explains how to

Copy CodeThe code is as follows: /** Website Home hyperlink Reverse Search links query outside the chain* Web technology Enthusiasts lost63.com original qq:35501547* Reprint please indicate the source*/if ($_get[' action ']== "check") {$domain =$_