Math.trunc()

Math.trunc(x) → number

Returns the integer portion of x, removing any fractional digits.

Removes the fractional part of x, rounding toward zero. Unlike Math.floor(), negative values are rounded up.

Arguments

NameTypeRequiredDefaultDescription
x number optional — A number.

Returns

number The integer part of x.

Example

let t = Math.trunc(-4.7); // -4