目录一、字符串函数1、CONCAT(str1, str2, …) 拼接多个字符串。2、SUBSTRING(str, start, length) 或 SUBSTR() 截取字符串。3、LENGTH(str) 与 CHAR_LENGTH(str) 获取字符串的长度4、UPPER(str
Heres the scenario: User comes to my website and opens a webpage with some javascript functionality. User edits the data through javascript