Functions to Import Data from 'z-Tree' into R

Read '.xls' and '.sbj' files which are written by the Microsoft Windows program 'z-Tree'. The latter is a software for developing and carrying out economic experiments (see < http://www.ztree.uzh.ch/> for more information).


News

zTree 1.0.6, 2019-02-04:

plyr no longer imported (to avoid conflict with dplyr)

zTree 1.0.5, 2018-12-30:

more compact warnings for manipulated files, if getOption(zTree.encoding) is NULL, then getOption(encoding) is used.

zTree 1.0.4, 2017-01-05:

load options correctly

zTree 1.0.3, 2016-12-19:

CRAN requirements

zTree 1.0.2, 2016-12-19:

CRAN requirements

zTree 1.0.1, 2016-12-18:

documentation

zTree 1.0, 2016-12-17:

added tables=NULL to read all tables in zTreeTables

2016-09-01:

example to read .sbj-files was misleading

2016-03-30:

robust against missing entries in .sbj-files (thanks to Michaela Fitzová for the hint)

2016-03-30:

added "zTree.encoding" option

2015-04-16:

handles non-z-Tree files more gracefully

2014-10-26:

added remark regarding locale (thanks to Igor Asanov for the hint).

2013-05-14:

added "zTree.silent" option

2013-05-10:

made code robust against non-existent tables, caught (predictable) warnings

2012-12-19:

corrected merging of sbj files

2012-11-23:

made merging of tables faster (at the cost of needing the plyr library)

2012-03-19:

fixed encoding to Latin1 (this becomes an issue once chats are saved in tables)

2011-03-21:

fixed problem where the first table was ignored in zTreeSbj (thanks to David Hugh-Jones for the hint)

2009-07-11:

mainly bug-fixes (during 2009 IMPRS Uncertainty Summerschool in Jena)

2008-07-27:

First public version released on the occasion of IMPRS Uncertainty Summerschool in Jena.

Reference manual

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install.packages("zTree")

1.0.6 by Oliver Kirchkamp, a year ago


Browse source code at https://github.com/cran/zTree


Authors: Oliver Kirchkamp


Documentation:   PDF Manual  


Task views: Econometrics


GPL-3 | file LICENSE license


Imports plyr


See at CRAN