is.call()
function in R Language is used to determine whether x is a call or not.
Syntax: is.call(x)
Parameters:
x: an arbitrary R object
Example 1:
# R program to illustrate # is.call function # Calling is.call() function is .call(call)
|
Output:
[1] FALSE
Example 2:
# R program to illustrate # is.call function # Calling is.call() function is .call(call( "sin" , 23 ))
|
Output:
[1] TRUE