This accepts a positive or negative float/integer. Negative numbers may
be prefixed with a dash. By default a max of eight digits including 2 precision
are accepted. Default decimal symbol is ,.
Widget type is text.
# For example 1234,12 has size of 6 and precision of 2
# and separator symbol of ,
has_field test_result => (
type => Float,
size => 8, # Total size of number including decimal part.
precision => 2, # Size of the part after decimal symbol.
decimal_symbol => ., # Decimal symbol accepted in web page form
decimal_symbol_for_db => ., # For inflation. Decimal symbol accepted in DB, which automatically converted to.
range_start => 0,
range_end => 100