umx_array_shift {umx} | R Documentation |
Like the php array_shift function: shifts an item off the beginning of a list
Description
Returns x[1]. Has the SIDE EFFECT of assigning x to x[2:end] in the container environment.
Usage
umx_array_shift(x)
Arguments
x |
the vector to shift |
Value
first item of x
See Also
Other Miscellaneous Utility Functions:
install.OpenMx()
,
libs()
,
qm()
,
umxLav2RAM()
,
umxModelNames()
,
umxRAM2Lav()
,
umxVersion()
,
umx_find_object()
,
umx_lower.tri()
,
umx_msg()
,
umx_open_CRAN_page()
,
umx_pad()
,
umx_print()
,
umx
Examples
x = c("Alice", "Bob", "Carol")
umx_array_shift(x) # returns "Alice"
x # now only 2 items (altered in containing environment)
[Package umx version 4.20.0 Index]