mathjs/docs/reference/functions/fix.md

Function fix

Round a value towards zero. For matrices, the function is evaluated element wise.

Syntax

math.fix(x)

Parameters

Parameter	Type	Description
x	Number | BigNumber | Boolean | Complex | Array | Matrix | null	Number to be rounded

Returns

Type	Description
Number | BigNumber | Complex | Array | Matrix	Rounded value

Examples

math.fix(3.2);                // returns Number 3
math.fix(3.8);                // returns Number 3
math.fix(-4.2);               // returns Number -4
math.fix(-4.7);               // returns Number -4

var c = math.complex(3.2, -2.7);
math.fix(c);                  // returns Complex 3 - 2i

math.fix([3.2, 3.8, -4.7]);   // returns Array [3, 3, -4]

See also

ceil, floor, round