Nodejs Utililty Methods Number Sign

List of utility methods to do Number Sign

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Description

The list of methods to do Number Sign are organized into topic(s).

Method

sign()
Math.sign = function(x) {
  if (x > 0) {
    return 1
  } else if (x < 0) {
    return -1
  } else {
    return 0
sign(d)
Math.prototype.sign = function(d) {
  return d<0 ? -1 : 1;
};
sign(x)
Math.sign = function(x) {
  x = +x;
  if (x === 0 || isNaN(x))
    return x;
  return x > 0 ? 1 : -1;
sign(x)
Math.sign = Math.sign || function (x) {
    return x === 0 ? 0 : x / Math.abs(x);
};
sign(x)
Math.sign = function(x) {
  if (x > 0) {
    return 1
  } else if (x < 0) {
    return -1
  } else {
    return 0
sign()
Number.prototype.sign = function() {
  if(this > 0) {
    return 1;
  } else if (this < 0) {
    return -1;
  } else {
    return 0;
sign()
Number.prototype.sign = function() {
    return (this>0) - (this<0);
};
signed()
'use strict';
Number.prototype.signed = function () {
    return this & 0x80 ? -((0xff & ~this) + 1) : this;
};