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Release Notes
find_in_set
description
Syntax
INT find_in_set(VARCHAR str, VARCHAR strlist)
返回 strlist 中第一次出现 str 的位置(从1开始计数)。strlist 是用逗号分隔的字符串。如果没有找到,返回0。任意参数为 NULL ,返回 NULL。
example
MySQL > select find_in_set("b", "a,b,c");
+---------------------------+
| find_in_set('b', 'a,b,c') |
+---------------------------+
| 2 |
+---------------------------+
keyword
FIND_IN_SET,FIND,IN,SET