---
name: "js_env_exist"
section: "3x"
platform: "linux"
package: "wnn"
version: "4.2-4"
release: "Debian 2.0 (Hamm)"
platforms: ["linux"]
url: "https://new.carta.tech/js_env_exist/3x"
---

# js\_env\_exist(3x)

## ̾¾Î

```
js_env_exist()		¥µ¡¼¥ÐÃæ¤Ë´Ä¶­¤¬Â¸ºß¤¹¤ë¤«¤òÄ´¤Ù¤ë¡£
```

## ·Á¼°

```
#include "jslib.h"
int
js_env_exist(server, env_name)
WNN_JSERVER_ID *server;
char *env_name;
```

## µ¡Ç½

-

  ¥µ¡¼¥Ð server Ãæ¤Ë env\_name ¤Î´Ä¶­¤¬´û¤Ë¸ºß¤¹¤ë¤«¤òÄ´¤Ù¤ë¡£

## ¥ê¥¿¡¼¥ó¥Ð¥ê¥å¡¼

```
´Ä¶­¤¬Â¸ºß¤¹¤ë»þ¤Ï¡¢1 ¤ò¡¢Â¸ºß¤·¤Ê¤¤»þ¤Ï¡¢0 ÊÖ¤¹¡£
°Û¾ï½ªÎ»»þ¤Ë¤Ï¡¢-1 ¤òÊÖ¤¹¡£
```