doris/docs/en/sql-manual/sql-functions/string-functions/instr.md

title, language

title	language
instr	en

instr

Description

Syntax

INSTR (VARCHAR STR, VARCHAR substrate)

Returns the location where substr first appeared in str (counting from 1). If substr does not appear in str, return 0.

example

mysql> select instr("abc", "b");
+-------------------+
| instr('abc', 'b') |
+-------------------+
|                 2 |
+-------------------+

mysql> select instr("abc", "d");
+-------------------+
| instr('abc', 'd') |
+-------------------+
|                 0 |
+-------------------+

keyword

INSTR