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Exists
From FenixWiki
Contents |
[edit] Definition
INT Exists ( <INT processID|processTypeID> )
Checks if a process is alive, using its processID or checks if there is a process alive of a certain processType, using its processTypeID.
[edit] Parameters
| INT processID|processTypeID | - The ProcessID of the process or the ProcessTypeID of the type of processes to be checked. |
[edit] Returns
INT : The result of the check
| 0 (false) | - The process with given processID is not alive or there are no processes alive of the given processTypeID. |
| 1 (true) | - The process with given processID is alive or there is at least one process alive of the given processTypeID. |
[edit] Example
Program example;
Begin
Proc();
if(exists(id))
say("I exist!");
end
if(exists(type main))
say("I exist!");
end
if(exists(0))
say("0 doesn't exist");
end
if(exists(type proc))
say("Proc exists!");
else
say("Proc doesn't exist!");
end
Loop
frame;
End
End
Process Proc()
Begin
Loop
frame;
End
End
Used in example: Say()
| Processinteraction Functions | |
| • Advance() • Collision() • Exists() • Get_angle() • Get_dist() • Get_id() • Let_me_alone() • Signal() • Xadvance() • | |
