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                合規國際互聯網加速 OSASE為企業客戶提供高速穩定SD-WAN國際加速解決方案。 廣告
                ``` 1、version()  MYsql版本 2、user()   數據庫用戶名 3、database() 數據庫名 4、@@datadir 數據庫路徑 5、@@version_compile_os 操作系統版本 6、current_user() 當前用戶名(可查看權限) 7、load_file() 讀文件 8、into outfile() / into dumpfile 寫文件 9、group_concat(str1,str2...) 連接一個組所有的字符串,并以逗號分隔每一條數據。 concat_ws(',',1,2,3);//指定第一個參數為連接符號,連接字符竄 concat('a','b',1);//連接字符串 ``` # [URL編碼對照表](https://blog.csdn.net/sinat_34439107/article/details/78242584) php字符換與url編碼的轉換 ``` urlencode($url) 轉url編碼 urldecode($url) 解析url編碼 ```
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                              哎呀哎呀视频在线观看