Int64IsZero

The function returns TRUE if the TwinCAT 2 signed 64-bit number (“legacy” type: T_LARGE_INTEGER) has the value zero.
 Return value
Name  | Type  | Description  | 
|---|---|---|
Int64isZero  | BOOL  | 
  | 
 Inputs
VAR_INPUT
    i64 : T_LARGE_INTEGER;
END_VARName  | Type  | Description  | 
|---|---|---|
i64  | T_LARGE_INTEGER  | 
  | 
Requirements
Development environment  | Target platform  | PLC libraries to be integrated (category group)  | 
|---|---|---|
TwinCAT v3.1.0  | PC or CX (x86, x64, Arm®)  | Tc2_Utilities (System)  |