Testing whether several objects are all identical with each other

Given several objects, the function tests whether all of them are identical.

allIdentical(...)

Arguments

...

Objects to be tested. Can be given as a list, or simplying appending names separated by commas, see example.

Value

Logical, whether all objects are the same

See also

identical

Author

Jitao David Zhang <jitao_david.zhang@roche.com>

Examples

test1 <- test2 <- test3 <- LETTERS[1:3]
allIdentical(test1, test2, test3)
#> [1] TRUE
allIdentical(list(test1, test2, test3))
#> [1] TRUE

num1 <- num2 <- num3 <- num4 <- sqrt(3)
allIdentical(num1, num2, num3, num4)
#> [1] TRUE