sign - nodef/extra-bigint GitHub Wiki

Get the sign of a bigint.

Similar: abs, sign.

function sign(x)
// x: a bigint

const xbigint = require('extra-bigint');


xbigint.sign(-2n);
// → -1n

xbigint.sign(0n);
// → 0n

xbigint.sign(5n);
// → 1n

References

• Math.sign(): MDN Web docs