head.x3p expands the generic head method for x3p objects. It gives a summary of the most relevant 3p meta information and returns the object invisibly.
Usage
# S3 method for x3p
head(x, n = 6L, ...)Arguments
- x
x3p object
- n
number of rows/columns of the matrix
- ...
extra parameters passed to head.matrix()
Examples
logo <- x3p_read(system.file("csafe-logo.x3p", package="x3ptools"))
head(logo)
#> size (width x height): 741 x 419 in pixel
#> resolution: 6.4500e-07 x 6.4500e-07
#> [,1] [,2] [,3] [,4] [,5] [,6]
#> [1,] 4e-07 4e-07 4e-07 4e-07 4e-07 4e-07
#> [2,] 4e-07 4e-07 4e-07 4e-07 4e-07 4e-07
#> [3,] 4e-07 4e-07 4e-07 4e-07 4e-07 4e-07
#> [4,] 4e-07 4e-07 4e-07 4e-07 4e-07 4e-07
#> [5,] 4e-07 4e-07 4e-07 4e-07 4e-07 4e-07
#> [6,] 4e-07 4e-07 4e-07 4e-07 4e-07 4e-07