Created
September 11, 2014 13:22
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String addition
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| "+" <- function(e1, e2){ | |
| if (typeof(e1) == "character" && typeof(e2) == "character") | |
| return(paste0(e1, e2)) | |
| else | |
| return(base::`+`(e1, e2)) | |
| } | |
| "a" + "b" | |
| 1 + 2 | |
| "1" + 2 |
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