field

Returns the index (position) of a value in a list of values.

This function is supported from v3.5.

Syntax

INT field(VARCHAR val, VARCHAR val1, val2, ...);

• val: The value to search for in the list.
• val1, val2, ...: The values in the list.

Usage notes

• If the specified value is not found in the list of values, this function will return 0. If the specified value is NULL, this function will return 0.
• If all arguments to the function are strings, all arguments are compared as strings. If all arguments are numbers, they are compared as numbers. Otherwise, the arguments are compared as DOUBLE.

Examples

MYSQL > select field('a', 'b', 'a', 'd');
+---------------------------+
| field('a', 'b', 'a', 'd') |
+---------------------------+
|                         2 |
+---------------------------+

keyword

FIELD