Five different programming languages — ladder diagram, function block diagram, structured text, instruction list, and sequential function chart — are defined in the IEC 61131-3 standard, as ...

2) Body of POU: The algorithmic behaviour of POU is defined in one of the five languages defined by the standard: FBD (Function Block Diagram), LD (Ladder Diagram), ST (Structured Text), IL ...

C# and TypeScript get a lot more attention, but Microsoft has also been steadily working to improve its F# programming language. The open source and cross-platform F# is officially described as a ...