# 
## Overview
The **`is_octal(c)`** function is a public pure function in the **`stdlib_ascii`** module. This module provides methods to manipulate and handle intrinsic character variables and constants.

The `is_octal` function checks whether its argument is a digit in base 8 *(0...7)* or not. 



# 
#  Syntax
```c
public pure function is_octal(c)
```
##
## Parameters

* `c` is the character to test.


## Return value

The function returns a logical value. 

>It will return `true` if the character is an octal digit and `false` otherwise.

What is the is_octal(c) function in Fortran?

Overview

Syntax

Parameters

Return value