System Functions provide access to the computer running the IEC 61131-3 code. These system functions are supported:
| Function | Supported In | Explanation |
|---|---|---|
| SysCreateObject | 3.87 | Creates an instance of a CLASS Declaration at runtime. |
| SysDateTimeToLocal | 3.71 | Converts a UTC Date and Time value to local time. |
| SysDateTimeToUTC | 3.71 | Converts a local Date and Time value to UTC. |
| SysGetActualLocale | 3.89 | Returns the actual Locale of the application running the IEC 61131-3 Code. |
| SysGetDate | 3.19 | Returns the current date as a DATE value. |
| SysGetDateAndTime | 3.19 | Returns the current date and time as a DATE_AND_TIME value. |
| SysGetOSLocale | 3.89 | Returns the Locale of the Operating System or User Session. |
| SysGetRandomWord | 3.42 | Returns a random WORD value. |
| SysGetRequestedLocale | 3.89 | Returns the requested Locale of the application running the IEC 61131-3 Code. |
| SysGetTimeOfDay | 3.19 | Returns the current time of day as a TIME_OF_DAY value. |
These functions are an extension to the IEC 61131-3 standard.
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