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Variable Management
| FieldBlock | Return a code block that sets/gets a value for a given field |
| FieldWBlock | Return a sets/gets code block for field in a given work area |
| HB_AParams | Returns an array containing values of all parameters passed to a function, method or procedure |
| HB_ArgC | Returns the number of command line arguments |
| HB_ArgCheck | Checks existence of an internal switch on the command line |
| HB_ArgShift | Updates HB_Arg* parameter list removing the 1-st one and replacing it by others |
| HB_ArgString | Retrieves the vale of an internal switch set on the command line. |
| HB_ArgV | Retrieves the value of a command line argument |
| HB_PIsByRef | Determine if a parameter is passed by reference. |
| HB_PValue | Retrieves the value of an argument. |
| HB_ValToStr | Converts any scalar type to a string. |
| MemVarBlock | Returns a codeblock that sets/gets a value of memvar variable |
| PCount | Retrieves the number of arguments passed to a function. |
| Type | Retrieves the type of an expression |
| ValType | Retrieves the data type of an expression |
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