TraMineR: seqfpos – R documentation

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seqfpos

Search for the first occurrence of a given element in a sequence

Description

Returns a vector containing the position of the first occurrence of the given element in each of the sequences in the data set.

Usage

seqfpos(seqdata, state)

Arguments

`seqdata`	a sequence object (see `seqdef` function).
`state`	the state element to search in the sequences

Details

the state to search for has to be passed as a character string, and must be one of the state returned by the alphabet function. If the state is not contained in a sequence, NA is returned for this sequence.

Author(s)

Alexis Gabadinho

Examples

data(biofam)
biofam.seq <- seqdef(biofam,10:25)

## Searching for the first occurrence of state 1
## in each of the 5 first sequence of the biofam data set.
seqfpos(biofam.seq[1:5,],"1")

TraMineR

Trajectory Miner: a Toolbox for Exploring and Rendering Sequences

v2.2-1

GPL (>= 2)

Authors

Alexis Gabadinho [aut, cph], Matthias Studer [aut, cph] (<https://orcid.org/0000-0002-6269-1412>), Nicolas M"{u}ller [aut], Reto B"{u}rgin [aut], Pierre-Alexandre Fonta [aut], Gilbert Ritschard [aut, cre, cph] (<https://orcid.org/0000-0001-7776-0903>)

Initial release

2020-10-24