clojure.core/dec'

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Type: function Added: Clojure 1.0 Examples: 2 Runnable: 1

([x])

Returns a number one less than num. Supports arbitrary precision. See also: dec

Examples

by szemek on 2012-04-22 ▶

(dec' 0.1) -0.9 (dec' 1) 0 (dec' 1.0) 0.0

by svenschoenung on 2017-05-25 . May have evaluation errors. ▶

;;;; (dec') auto-promotes on integer overflow: (dec' (Long/MIN_VALUE)) ;;=> -9223372036854775809N ;;;; Unlike (dec) which does not: (dec (Long/MIN_VALUE)) ;;=> ArithmeticException integer overflow

See also

• clojure.core/dec
• clojure.core/inc' (0)

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