isNum {rPraat} | R Documentation |
Returns TRUE
/ FALSE
whether it is exactly 1 number (numeric or integer vector of length 1, non-missing)
isNum(num)
num |
variable to be tested |
TRUE
/ FALSE
isNum(2)
isNum(2L)
isNum(-2)
isNum(-2L)
isNum(2.1)
isNum(-2.1)
isNum(1:5)
isNum(NA_real_)
isNum(numeric(0))