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splitstackshape

Stack and Reshape Datasets After Splitting Concatenated Values

v1.4.8 · Apr 21, 2019 · GPL-3

Description

Online data collection tools like Google Forms often export multiple-response questions with data concatenated in cells. The concat.split (cSplit) family of functions splits such data into separate cells. The package also includes functions to stack groups of columns and to reshape wide data, even when the data are "unbalanced"---something which reshape (from base R) does not handle, and which melt and dcast from reshape2 do not easily handle.

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NOTE 0 OK · 14 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE Mar 9, 2026
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CRAN incoming feasibility

Maintainer: ‘Ananda Mahto <mrdwab@gmail.com>’

No Authors@R field in DESCRIPTION.
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  Authors@R: person(given = "Ananda",
                    family = "Mahto",
                    role = c("aut", "cre"),
                    email = "mrdwab@gmail.com")
as necessary.
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CRAN incoming feasibility

Maintainer: ‘Ananda Mahto <mrdwab@gmail.com>’

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Please add one, modifying
  Authors@R: person(given = "Ananda",
                    family = "Mahto",
                    role = c("aut", "cre"),
                    email = "mrdwab@gmail.com")
as necessary.
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Reverse Dependencies (13)

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Dependency Network

Dependencies Reverse dependencies data.table EpiSemble GB5mcPred GenericML HGNChelper OpEnHiMR PrInDT pinyin pmledecon rsocialwatcher sampleVADIR sensitivityCalibration visvow cases splitstackshape

Version History

new 1.4.8 Mar 10, 2026