From 209dc039ecc5ee280e5239afe5e2a77a851f795f Mon Sep 17 00:00:00 2001 From: searoso Date: Tue, 20 Jan 2015 21:34:18 +0300 Subject: Update r.html.markdown Added logical operators that were missing. --- r.html.markdown | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'r.html.markdown') diff --git a/r.html.markdown b/r.html.markdown index c555d748..13fa2654 100644 --- a/r.html.markdown +++ b/r.html.markdown @@ -229,6 +229,13 @@ FALSE != FALSE # FALSE FALSE != TRUE # TRUE # Missing data (NA) is logical, too class(NA) # "logical" +# Use for | and & for logic operations. +# OR +TRUE | FALSE # TRUE +# AND +TRUE & FALSE # FALSE +# You can test if x is TRUE +isTRUE(TRUE) # TRUE # Here we get a logical vector with many elements: c('Z', 'o', 'r', 'r', 'o') == "Zorro" # FALSE FALSE FALSE FALSE FALSE c('Z', 'o', 'r', 'r', 'o') == "Z" # TRUE FALSE FALSE FALSE FALSE -- cgit v1.2.3 From 3e40335e96eca14affc8b9ad70bbda1c90e09b62 Mon Sep 17 00:00:00 2001 From: searoso Date: Sun, 25 Jan 2015 05:06:13 +0300 Subject: Update r.html.markdown --- r.html.markdown | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'r.html.markdown') diff --git a/r.html.markdown b/r.html.markdown index 13fa2654..447db4b3 100644 --- a/r.html.markdown +++ b/r.html.markdown @@ -229,7 +229,7 @@ FALSE != FALSE # FALSE FALSE != TRUE # TRUE # Missing data (NA) is logical, too class(NA) # "logical" -# Use for | and & for logic operations. +# Use | and & for logic operations. # OR TRUE | FALSE # TRUE # AND -- cgit v1.2.3