"If" returns error response
I have a script to draw charts and use "if" for the reference line."Sometimes" the reference line is not correct. For example, when Rel_Test=H3TRB, the reference line should be 10, but it shows 5.How could I fix it?
...
d6_graph=dt2 << Graph Builder(
Size( 400, 300 ),
Show Control Panel( 0 ),
Variables(
X( :Lot),
Y( :dIGSS, Position( 1 ) ),
Color( :Lot ),
By(:Rel_Test)
),
Elements( Box Pl