multiple step gathering of columns in R












0















I have data.frame like this:



df<-data.frame(Time=c(1:100),Rome_population=c(1:100),Rome_gdp=c(1:100),Rome_LifeLenght=c(1:100),London_population=c(1:100),London_gdp=c(1:100),London_LifeLenght=c(1:100),Berlin_population=c(1:100),Berlin_gdp=c(1:100),Berlin_LifeLenght=c(1:100))


And I would like to have a data.frame like this:
df<-data.frame(Time,City,population,gdp,LifeLenght)



How can I make it? Possibly with tidyr?



Thanks!










share|improve this question





























    0















    I have data.frame like this:



    df<-data.frame(Time=c(1:100),Rome_population=c(1:100),Rome_gdp=c(1:100),Rome_LifeLenght=c(1:100),London_population=c(1:100),London_gdp=c(1:100),London_LifeLenght=c(1:100),Berlin_population=c(1:100),Berlin_gdp=c(1:100),Berlin_LifeLenght=c(1:100))


    And I would like to have a data.frame like this:
    df<-data.frame(Time,City,population,gdp,LifeLenght)



    How can I make it? Possibly with tidyr?



    Thanks!










    share|improve this question



























      0












      0








      0








      I have data.frame like this:



      df<-data.frame(Time=c(1:100),Rome_population=c(1:100),Rome_gdp=c(1:100),Rome_LifeLenght=c(1:100),London_population=c(1:100),London_gdp=c(1:100),London_LifeLenght=c(1:100),Berlin_population=c(1:100),Berlin_gdp=c(1:100),Berlin_LifeLenght=c(1:100))


      And I would like to have a data.frame like this:
      df<-data.frame(Time,City,population,gdp,LifeLenght)



      How can I make it? Possibly with tidyr?



      Thanks!










      share|improve this question
















      I have data.frame like this:



      df<-data.frame(Time=c(1:100),Rome_population=c(1:100),Rome_gdp=c(1:100),Rome_LifeLenght=c(1:100),London_population=c(1:100),London_gdp=c(1:100),London_LifeLenght=c(1:100),Berlin_population=c(1:100),Berlin_gdp=c(1:100),Berlin_LifeLenght=c(1:100))


      And I would like to have a data.frame like this:
      df<-data.frame(Time,City,population,gdp,LifeLenght)



      How can I make it? Possibly with tidyr?



      Thanks!







      r dataframe multiple-columns tidyr






      share|improve this question















      share|improve this question













      share|improve this question




      share|improve this question








      edited Nov 23 '18 at 23:55









      Jack Brookes

      2,4282519




      2,4282519










      asked Nov 23 '18 at 23:32









      JordanJordan

      205




      205
























          1 Answer
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          1














          Try:



          df %>% 
          gather(key, value, Rome_population:Berlin_LifeLenght) %>%
          separate(key, into = c("city", "stat"), sep = "_") %>%
          spread(stat, value)


          Output:



           # A tibble: 300 x 5
          Time city gdp LifeLenght population
          <int> <chr> <int> <int> <int>
          1 1 Berlin 1 1 1
          2 1 London 1 1 1
          3 1 Rome 1 1 1
          4 2 Berlin 2 2 2
          5 2 London 2 2 2
          6 2 Rome 2 2 2
          7 3 Berlin 3 3 3
          8 3 London 3 3 3
          9 3 Rome 3 3 3
          10 4 Berlin 4 4 4
          # ... with 290 more rows





          share|improve this answer























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            1 Answer
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            active

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            1














            Try:



            df %>% 
            gather(key, value, Rome_population:Berlin_LifeLenght) %>%
            separate(key, into = c("city", "stat"), sep = "_") %>%
            spread(stat, value)


            Output:



             # A tibble: 300 x 5
            Time city gdp LifeLenght population
            <int> <chr> <int> <int> <int>
            1 1 Berlin 1 1 1
            2 1 London 1 1 1
            3 1 Rome 1 1 1
            4 2 Berlin 2 2 2
            5 2 London 2 2 2
            6 2 Rome 2 2 2
            7 3 Berlin 3 3 3
            8 3 London 3 3 3
            9 3 Rome 3 3 3
            10 4 Berlin 4 4 4
            # ... with 290 more rows





            share|improve this answer




























              1














              Try:



              df %>% 
              gather(key, value, Rome_population:Berlin_LifeLenght) %>%
              separate(key, into = c("city", "stat"), sep = "_") %>%
              spread(stat, value)


              Output:



               # A tibble: 300 x 5
              Time city gdp LifeLenght population
              <int> <chr> <int> <int> <int>
              1 1 Berlin 1 1 1
              2 1 London 1 1 1
              3 1 Rome 1 1 1
              4 2 Berlin 2 2 2
              5 2 London 2 2 2
              6 2 Rome 2 2 2
              7 3 Berlin 3 3 3
              8 3 London 3 3 3
              9 3 Rome 3 3 3
              10 4 Berlin 4 4 4
              # ... with 290 more rows





              share|improve this answer


























                1












                1








                1







                Try:



                df %>% 
                gather(key, value, Rome_population:Berlin_LifeLenght) %>%
                separate(key, into = c("city", "stat"), sep = "_") %>%
                spread(stat, value)


                Output:



                 # A tibble: 300 x 5
                Time city gdp LifeLenght population
                <int> <chr> <int> <int> <int>
                1 1 Berlin 1 1 1
                2 1 London 1 1 1
                3 1 Rome 1 1 1
                4 2 Berlin 2 2 2
                5 2 London 2 2 2
                6 2 Rome 2 2 2
                7 3 Berlin 3 3 3
                8 3 London 3 3 3
                9 3 Rome 3 3 3
                10 4 Berlin 4 4 4
                # ... with 290 more rows





                share|improve this answer













                Try:



                df %>% 
                gather(key, value, Rome_population:Berlin_LifeLenght) %>%
                separate(key, into = c("city", "stat"), sep = "_") %>%
                spread(stat, value)


                Output:



                 # A tibble: 300 x 5
                Time city gdp LifeLenght population
                <int> <chr> <int> <int> <int>
                1 1 Berlin 1 1 1
                2 1 London 1 1 1
                3 1 Rome 1 1 1
                4 2 Berlin 2 2 2
                5 2 London 2 2 2
                6 2 Rome 2 2 2
                7 3 Berlin 3 3 3
                8 3 London 3 3 3
                9 3 Rome 3 3 3
                10 4 Berlin 4 4 4
                # ... with 290 more rows






                share|improve this answer












                share|improve this answer



                share|improve this answer










                answered Nov 23 '18 at 23:45









                Jack BrookesJack Brookes

                2,4282519




                2,4282519
































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