Clamp values in R

Bounds a vector between a floor and a ceiling using pmin and pmax.

clamp <- function(x, lo, hi) {
  pmin(pmax(x, lo), hi)
}

lerp <- function(a, b, t) {
  a + (b - a) * clamp(t, 0, 1)
}

Keywords and builtins used here

• clamp
• function
• pmax
• pmin

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Step 4 of 5 in Flow & functions, step 8 of 20 in Language basics.

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