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51 lines
1.1 KiB
Plaintext
51 lines
1.1 KiB
Plaintext
/*
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* Author....: Ralph Oliver, TRANSCOM SYSTEMS
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* CIS ID....: 74030,703
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*
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* This is an original work by Ralph Oliver and is placed in the
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* public domain.
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*
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* Modification history:
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* ---------------------
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*
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* Rev 1.1 15 Aug 1991 23:02:28 GLENN
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* Forest Belt proofread/edited/cleaned up doc
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*
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* Rev 1.0 07 Jun 1991 23:03:16 GLENN
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* Initial revision.
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*
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*
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*/
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FUNCTION ft_AEMinLen( aArray, nDimension, nStart, nCount )
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LOCAL i, nLast, nMinlen := NIL, nLen
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__defaultNIL( @nDimension, 1 )
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__defaultNIL( @nStart, 1 )
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__defaultNIL( @nCount, Len( aArray ) - nStart + 1 )
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nLast := Min( nStart + nCount - 1, Len( aArray ) )
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FOR i := nStart TO nLast
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SWITCH ValType( aArray[ i ] )
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CASE "C"
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nLen := Len( aArray[ i ] )
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EXIT
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CASE "A"
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nLen := Len( LTrim( Transform( aArray[ i ][ nDimension ], "@X" ) ) )
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EXIT
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OTHERWISE
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nLen := Len( LTrim( Transform( aArray[ i ], "@X" ) ) )
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ENDSWITCH
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nMinlen := iif( nMinLen == NIL, nLen, Min( nMinlen, nLen ) )
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NEXT
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IF nMinLen == NIL
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nMinLen := 65519 /* for compatibility */
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ENDIF
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RETURN nMinlen
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