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snippets/python/s/clamp-number.md

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+---
+title: Clamp number
+type: snippet
+language: python
+tags: [math]
+cover: highlands
+dateModified: 2020-11-02T19:27:07+02:00
+---
+
+Clamps `num` within the inclusive range specified by the boundary values.
+
+- If `num` falls within the range (`a`, `b`), return `num`.
+- Otherwise, return the nearest number in the range.
+
+```py
+def clamp_number(num, a, b):
+  return max(min(num, max(a, b)), min(a, b))
+```
+
+```py
+clamp_number(2, 3, 5) # 3
+clamp_number(1, -1, -5) # -1
+```