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krlmlr/block.R

Created June 10, 2021 03:40
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Block assigning to a variable more than once
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block.R
`<-` <- function(lhs, rhs, envir = parent.frame()) {
assign(as.character(substitute(lhs)), rhs, envir)
lockBinding(substitute(lhs), envir)
invisible(rhs)
}
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