catchWarning | R Documentation |
This function evaluates an expression and returns, if warnings occurred, the warning message in the attribute "warningMessage" of the returned object.
catchWarning(expr, dbg = TRUE)
expr |
expression to be evaluated |
dbg |
if |
catchWarning(as.numeric("1.23"))
result <- catchWarning(as.numeric("x"))
result <- catchWarning(as.numeric("x"), dbg = FALSE)
str(result)
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