crystal report group formula code.

1.

if({column}="C.1.3.1") then "C1.3.1"
else if({column}="C.1.3.2") then "C1.3.2"
else if({column}="C.1.5.1") then "C1.5.1"
else if({column}="C.1.5.2") then "C1.5.2"
else {column}

2.

SUM轉字,小數點為0

"text "&ToText(sum({column.int}),0)

3. SUM 多個columns

Sum ([{#sumOfA},{#sumOfB},{#sumOfC}])

(#sumOf 是Running Total Fields 的結果).