# NOT RUN {
# prepare some data frame
df <- data.frame(x = month.abb[1:6],
y = c(2, 4, 2, 1, 2.5, 3),
z = c(3, 4.5, 2, 1, 4, 2))
# generate character vector with svg data
column_chart_reference(df, x = 'x',
series = 'y',
ref_value = 3,
ref_label = 'baseline')
# }
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