seqfpos: Search for the first occurrence of a given element in a...
In TraMineR: Trajectory Miner: a Sequence Analysis Toolkit

seqfpos

R Documentation

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 documentation built on May 29, 2024, 5 a.m.