Last data update: 2014.03.03
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R: Try evaluating an expressing multiple times until it...
Try evaluating an expressing multiple times until it succeeds.
Description
Try evaluating an expressing multiple times until it succeeds.
Usage
try_again(times, code)
Arguments
times |
Maximum number of attempts.
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code |
Code to evaluate
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Examples
third_try <- local({
i <- 3
function() {
i <<- i - 1
if (i > 0) fail(paste0("i is ", i))
}
})
try_again(3, third_try())
Results
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