# `Fn_split_string` (function)

> 根据分隔符，取第几个截取字符串


- **Type:** FUNCTION
- **Returns:** `varchar(255)`
- **Deterministic:** NO
- **SQL data access:** CONTAINS SQL

## Parameters

| # | Mode | Name | Type |
|---|---|---|---|
| 1 | IN | `str` | `longtext` |
| 2 | IN | `splitstr` | `varchar(5)` |
| 3 | IN | `strindex` | `int` |

## Body

_Body is not pre-cached. To inspect: `mysql --defaults-file=~/.my.cnf -e 'SHOW CREATE FUNCTION `Fn_split_string`'`._

## Narrative

_No human-written narrative yet._