---
name: "_gtk_string"
section: "3"
platform: "linux"
package: "libgtkmm-dev"
version: "1.0.3-1.1"
release: "Debian 2.2 (Potato)"
platforms: ["linux"]
url: "https://new.carta.tech/_gtk_string"
---

# \_gtk\_string(3)

## NAME - \_gtk\_string

Input filter to screen out NULL inputs

## HEADER REQUIRED

**#include \<gtk--/base.h&gt;\>**

## BASE CLASSES

[string(3)](/string/3.md)

## PUBLIC MEMBER INDEX

```
explicit  _gtk_string();
_gtk_string(string str);
_gtk_string(const char *s);
~_gtk_string();
const char *  gc_str() const;
int  null() const;
```

## PRIVATE MEMBER INDEX

```
bool  null_;
```

## PUBLIC MEMBER DESCRIPTIONS

## PRIVATE MEMBER DESCRIPTIONS