instr

description

Syntax

INT instr(VARCHAR str, VARCHAR substr)

This function returns the position where str first appeared in substr (start counting from 1 and measured in characters). If str is not found in substr, then this function will return 0.

example

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

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

keyword

INSTR