Syntax:

INT LlExprGetUsedVarsEx(HLLJOB hLlJob, HLLEXPR lpExpr, LPSTR pszBuffer, UINT nBufSize, BOOL bOrgName);

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

bOrgName: TRUE: global field names, FALSE: localized field names

Hints:

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

See also:

LlExprParse, LlExprEvaluate, LlExprType, LlExprError