Syntax:

INT LlExprGetUsedVars(HLLJOB hJob, HLLEXPR lpExpr, LPSTR pszBuffer, UINT nBufSize);

Task:

Returns the variables and fields (tab-separated) that were used in a formula with LlExprParse().

Parameter:

hJob: List & Label job handle

lpExpr: The pointer returned by the corresponding LlExprParse()

pszBuffer: Buffer for the return value

nBufSize: Size of buffer

Hints:

Corresponds to "LlExprGetUsedVarsEx" with parameter bOrgName = TRUE.

See chapter Important Remarks on the Function Parameters of DLLs concerning the buffer return value.

See also:

LlExprParse, LlExprEvaluate, LlExprType, LlExprError