diff --git a/examples/keep.janet b/examples/keep.janet
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+# keep values > 1, equivalent to filter
+(keep (fn [x] (when (> x 1) x)) @[0 1 2 3]) # -> @[2 3]
+
+# for all members > 2, keep the square
+(keep (fn [x] (when (> x 2) (* x x))) [0 1 3 4 5]) # -> @[9 16 25]
+
+# operates on values in table
+(keep (fn [x] (when (> x 1) (* x x))) @{:foo 1 :bar 2 :baz 3}) # -> @[4 9]
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