• ← AddTo
• → DivideBy

Decrement (--)

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Decrement[x]

x--

decrements x by 1, returning the original value of x.

• • a = 5; a--

• • a

Decrement a numerical value:

• • a = 1.6; a--; a

Decrement all values in a list:

• • a = {1, 3, 5}

• • a--; a

Compare with PreDecrement which returns the value before updating, and Increment which goes the other way.