I am trying all sorts of variations on the below but with no joy-
<xsl:if test="mainGroupCodes != preceding-sibling::*/mainGroupCodes">
DISPLAY GROUP DESC
</xsl:if>
REQUIRED OUTPUT:
Main Group One
LINE DATA
LINE DATA
Main Group Two
LINE DATA
LINE DATA
Main Group Three
LINE DATA
LINE DATA
SAMPLE XML:
<Lines Type="Quote">
<Line Type="Quote">
<DocumentLine>1.00</DocumentLine>
<LineGroup>14.00</LineGroup>
<LineDisplaySequence>1</LineDisplaySequence>
<mainGroupCodes>1</mainGroupCodes>
<LineGroup>
<GroupId>14.00</GroupId>
<GroupCode>1</GroupCode>
<GroupDescription>Main Group One</GroupDescription>
<FloorGroup>1</FloorGroup>
<CeilingGroup>2</CeilingGroup>
<SubGroupLineValueTotal>8000.00</SubGroupLineValueTotal>
<AllGroupLineValueTotal>8000.00</AllGroupLineValueTotal>
</LineGroup>
</Line>
<Line Type="Quote">
<DocumentLine>31.00</DocumentLine>
<LineGroup>16.00</LineGroup>
<LineDisplaySequence>10</LineDisplaySequence>
<mainGroupCodes>3</mainGroupCodes>
<LineGroup>
<GroupId>16.00</GroupId>
<GroupCode>3</GroupCode>
<GroupDescription>Main Group Three</GroupDescription>
<FloorGroup>3</FloorGroup>
<CeilingGroup>4</CeilingGroup>
<SubGroupLineValueTotal>518.00</SubGroupLineValueTotal>
<AllGroupLineValueTotal>3806.00</AllGroupLineValueTotal>
</LineGroup>
</Line>
<Line Type="Quote">
<DocumentLine>2.00</DocumentLine>
<LineGroup>16.00</LineGroup>
<LineDisplaySequence>11</LineDisplaySequence>
<mainGroupCodes>3</mainGroupCodes>
<LineGroup>
<GroupId>16.00</GroupId>
<GroupCode>3</GroupCode>
<GroupDescription>Main Group Three</GroupDescription>
<FloorGroup>3</FloorGroup>
<CeilingGroup>4</CeilingGroup>
<SubGroupLineValueTotal>518.00</SubGroupLineValueTotal>
<AllGroupLineValueTotal>3806.00</AllGroupLineValueTotal>
</LineGroup>
</Line>
<Line Type="Quote">
<DocumentLine>13.00</DocumentLine>
<LineGroup>19.00</LineGroup>
<LineDisplaySequence>12</LineDisplaySequence>
<mainGroupCodes>4</mainGroupCodes>
<LineGroup>
<GroupId>19.00</GroupId>
<GroupCode>4.1</GroupCode>
<GroupDescription>Sub group 1</GroupDescription>
<FloorGroup>4</FloorGroup>
<CeilingGroup>5</CeilingGroup>
<SubGroupLineValueTotal>4960.00</SubGroupLineValueTotal>
<AllGroupLineValueTotal>7034.00</AllGroupLineValueTotal>
</LineGroup>
</Line>
<Line Type="Quote">
<DocumentLine>14.00</DocumentLine>
<LineGroup>19.00</LineGroup>
<LineDisplaySequence>13</LineDisplaySequence>
<mainGroupCodes>4</mainGroupCodes>
<LineGroup>
<GroupId>19.00</GroupId>
<GroupCode>4.1</GroupCode>
<GroupDescription>Sub group 1</GroupDescription>
<FloorGroup>4</FloorGroup>
<CeilingGroup>5</CeilingGroup>
<SubGroupLineValueTotal>4960.00</SubGroupLineValueTotal>
<AllGroupLineValueTotal>7034.00</AllGroupLineValueTotal>
</LineGroup>
</Line>
<Line Type="Quote">
<DocumentLine>15.00</DocumentLine>
<LineGroup>19.00</LineGroup>
<LineDisplaySequence>14</LineDisplaySequence>
<mainGroupCodes>4</mainGroupCodes>
<LineGroup>
<GroupId>19.00</GroupId>
<GroupCode>4.1</GroupCode>
<GroupDescription>Sub group 1</GroupDescription>
<FloorGroup>4</FloorGroup>
<CeilingGroup>5</CeilingGroup>
<SubGroupLineValueTotal>4960.00</SubGroupLineValueTotal>
<AllGroupLineValueTotal>7034.00</AllGroupLineValueTotal>
</LineGroup>
</Line>
<Line Type="Quote">
<DocumentLine>17.00</DocumentLine>
<LineGroup>19.00</LineGroup>
<LineDisplaySequence>15</LineDisplaySequence>
<mainGroupCodes>4</mainGroupCodes>
<LineGroup>
<GroupId>19.00</GroupId>
<GroupCode>4.1</GroupCode>
<GroupDescription>Sub group 1</GroupDescription>
<FloorGroup>4</FloorGroup>
<CeilingGroup>5</CeilingGroup>
<SubGroupLineValueTotal>4960.00</SubGroupLineValueTotal>
<AllGroupLineValueTotal>7034.00</AllGroupLineValueTotal>
</LineGroup>
</Line>
<Line Type="Quote">
<DocumentLine>23.00</DocumentLine>
<LineGroup>19.00</LineGroup>
<LineDisplaySequence>16</LineDisplaySequence>
<OriginalOrderLine>0.00</OriginalOrderLine>
<mainGroupCodes>4</mainGroupCodes>
<LineGroup>
<GroupId>19.00</GroupId>
<GroupCode>4.1</GroupCode>
<GroupDescription>Sub group 1</GroupDescription>
<FloorGroup>4</FloorGroup>
<CeilingGroup>5</CeilingGroup>
<SubGroupLineValueTotal>4960.00</SubGroupLineValueTotal>
<AllGroupLineValueTotal>7034.00</AllGroupLineValueTotal>
</LineGroup>
</Line>
<Line Type="Quote">
<DocumentLine>24.00</DocumentLine>
<LineGroup>20.00</LineGroup>
<LineDisplaySequence>17</LineDisplaySequence>
<mainGroupCodes>4</mainGroupCodes>
<LineGroup>
<GroupId>20.00</GroupId>
<GroupCode>4.2</GroupCode>
<GroupDescription>Subgroup 2</GroupDescription>
<FloorGroup>4</FloorGroup>
<CeilingGroup>5</CeilingGroup>
<SubGroupLineValueTotal>0.00</SubGroupLineValueTotal>
<AllGroupLineValueTotal>7034.00</AllGroupLineValueTotal>
</LineGroup>
</Line>
<Line Type="Quote">
<DocumentLine>25.00</DocumentLine>
<LineGroup>20.00</LineGroup>
<LineDisplaySequence>18</LineDisplaySequence>
<mainGroupCodes>4</mainGroupCodes>
<LineGroup>
<GroupId>20.00</GroupId>
<GroupCode>4.2</GroupCode>
<GroupDescription>Subgroup 2</GroupDescription>
<FloorGroup>4</FloorGroup>
<CeilingGroup>5</CeilingGroup>
<SubGroupLineValueTotal>0.00</SubGroupLineValueTotal>
<AllGroupLineValueTotal>7034.00</AllGroupLineValueTotal>
</LineGroup>
</Line>
<Line Type="Quote">
<DocumentLine>9.00</DocumentLine>
<LineGroup>21.00</LineGroup>
<LineDisplaySequence>19</LineDisplaySequence>
<mainGroupCodes>4</mainGroupCodes>
<LineGroup>
<GroupId>21.00</GroupId>
<GroupCode>4.3</GroupCode>
<GroupDescription>Sub group 3</GroupDescription>
<FloorGroup>4</FloorGroup>
<CeilingGroup>5</CeilingGroup>
<SubGroupLineValueTotal>500.00</SubGroupLineValueTotal>
<AllGroupLineValueTotal>7034.00</AllGroupLineValueTotal>
</LineGroup>
</Line>
<Line Type="Quote">
<DocumentLine>20.00</DocumentLine>
<LineGroup>14.00</LineGroup>
<LineDisplaySequence>2</LineDisplaySequence>
<mainGroupCodes>1</mainGroupCodes>
<LineGroup>
<GroupId>14.00</GroupId>
<GroupCode>1</GroupCode>
<GroupDescription>Main Group One</GroupDescription>
<FloorGroup>1</FloorGroup>
<CeilingGroup>2</CeilingGroup>
<SubGroupLineValueTotal>8000.00</SubGroupLineValueTotal>
<AllGroupLineValueTotal>8000.00</AllGroupLineValueTotal>
</LineGroup>
</Line>
<Line Type="Quote">
<DocumentLine>8.00</DocumentLine>
<LineGroup>18.00</LineGroup>
<LineDisplaySequence>20</LineDisplaySequence>
<mainGroupCodes>4</mainGroupCodes>
<LineGroup>
<GroupId>18.00</GroupId>
<GroupCode>4</GroupCode>
<GroupDescription>Main Group 4</GroupDescription>
<FloorGroup>4</FloorGroup>
<CeilingGroup>5</CeilingGroup>
<SubGroupLineValueTotal>1574.00</SubGroupLineValueTotal>
<AllGroupLineValueTotal>7034.00</AllGroupLineValueTotal>
</LineGroup>
</Line>
</Lines>
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