| [Overview][Constants][Types][Procedures and functions][Variables][Index] | 
Return environment variable by index
Source position: dosh.inc line 115
| function EnvStr( | 
| Index: LongInt | 
| ):string; | 
EnvStr returns the Index-th Name=Value pair from the list of environment variables. The index of the first pair is zero.
The length is limited to 255 characters.
| 
 | Return the number of environment variables | |
| 
 | Get environment variable by name. | 
Program Example13; uses Dos; { Program to demonstrate the EnvCount and EnvStr function. } var i : Longint; begin WriteLn('Current Environment is:'); for i:=1 to EnvCount do WriteLn(EnvStr(i)); end.