INSTR
Returns the position of the first occurrence of substring substr in string str. This is the same as the two-argument form of LOCATE(), except that the order of the arguments is reversed.
Syntax
INSTR(str,substr)
Arguments
| Arguments | Description | 
|---|---|
| str | The string. | 
| substr | The substring. | 
Return Type
A number data type value.
Examples
SELECT INSTR('foobarbar', 'bar');
+---------------------------+
| INSTR('foobarbar', 'bar') |
+---------------------------+
|                         4 |
+---------------------------+
SELECT INSTR('xbar', 'foobar');
+-------------------------+
| INSTR('xbar', 'foobar') |
+-------------------------+
|                       0 |
+-------------------------+