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To output values from 2D and 3D arrays, you need to employ nested loops to return array data. With a 1D array, a single CFLOOP is sufficient to output data, as in the example just above. With arrays of dimension greater than one, you need to maintain separate loop counters for each array level.
The following example shows how to handle nested CFLOOPs to output data from a 2D array:
<P>The values in my2darray are currently: <CFLOOP INDEX="OuterCounter" FROM="1" TO="#ArrayLen(my2darray)#"> <CFLOOP INDEX="InnerCounter" FROM="1" TO="#ArrayLen(my2darray[OuterCounter])#"> <CFOUTPUT> <B>[#OuterCounter#][#InnerCounter#]</B>: #my2darray[OuterCounter][InnerCounter]#<BR> </CFOUTPUT> </CFLOOP> </CFLOOP>
For 3D arrays, you simply nest an additional CFLOOP:
<P>My3darray's values are currently: <CFLOOP INDEX="Dim1" FROM="1" TO="#ArrayLen(my3darray)#"> <CFLOOP INDEX="Dim2" FROM="1" TO="#ArrayLen(my3darray[Dim1])#"> <CFLOOP INDEX="Dim3" FROM="1" TO="#ArrayLen(my3darray[Dim1][Dim2])#"> <CFOUTPUT> <B>[#Dim1#][#Dim2#][#Dim3#]</B>: #my3darray[Dim1][Dim2][Dim3]#<BR> </CFOUTPUT> </CFLOOP> </CFLOOP> </CFLOOP>
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