Usuń wartość null w r z ramki danych

Przykłady kodu

1
0

usuń zerowe wartości z kolumny w r

 df[!(is.na(df$start_pc) | df$start_pc==""), ]
-2
0

jak usunąć zerowe wartości w r

df1_complete <- na.omit(df1) # Method 1 - Remove NA
df1_complete

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