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Lambdiusvs.ScrepY

Object create

Code
Diff
  • class Human {
    #name;
    #surname;
    
    constructor ( name = 'Jhon', surname = 'Doe' ) {
        this.#name = name
        this.#surname = surname
    }
  
    get name () {
        return this.#name
    }
  
    get surname () {
        return this.#surname
    }
    
    set name ( newName = 'Jhon' ) {
        this.#name = newName
    }
    
    set surname ( newSurname = 'Doe' ) {
        this.#surname = newSurname
    }
  
    greeting () {
        return `Hello, my name is ${this.#name} ${this.#surname}`
    }
  
}

class Worker extends Human {
    #totalDays = 0
    #hoursPerWeek = 0
    #profession;
  
    constructor( name, surname, profession = 'Developer' ){
        super()
        super.name = name
        super.surname = surname
        this.#profession = profession
    }
  
    get profession () {
      return this.#profession
    }

    get stats () {
        return {
            totalDays: this.#totalDays,
            hoursPerWeek: this.#hoursPerWeek
        }
    }
  
    doWork (hours = 8) {
        if (!(this.#totalDays % 7) && this.#totalDays) 
            this.#hoursPerWeek = hours
        this.#hoursPerWeek += hours
        this.#totalDays += 1
        return this
    }
  
    changeProfession ( newProfession ) {
      if ( !newProfession ) throw Error('The profession was not transferred!')
      if ( typeof newProfession !== 'string' ) throw TypeError('Incorrect new profession type!')
      this.#profession = newProfession
      this.#hoursPerWeek = 0
      this.#totalDays = 0
      return this
    }
  
}
    • class Human {
    • #name;
    • #surname;
    • constructor ( name = 'Jhon', surname = 'Doe' ) {
    • this.#name = name
    • this.#surname = surname
    • }
    • get name () {
    • return this.#name
    • }
    • get surname () {
    • return this.#surname
    • }
    • set name ( newName = 'Jhon' ) {
    • this.#name = newName
    • }
    • set surname ( newSurname = 'Doe' ) {
    • this.#surname = newSurname
    • }
    • greeting () {
    • return `Hello, my name is ${this.#name} ${this.#surname}`
    • }
    • }
    • class Worker extends Human {
    • #totalDays = 0
    • #hoursPerWeek = 0
    • #profession;
    • constructor( name, surname, profession = 'Developer' ){
    • super()
    • super.name = name
    • super.surname = surname
    • this.profession = profession
    • this.#profession = profession
    • }
    • get profession () {
    • return this.#profession
    • }
    • get stats () {
    • return {
    • totalDays: this.#totalDays,
    • hoursPerWeek: this.#hoursPerWeek
    • }
    • }
    • doWork (hours = 8) {
    • if (!(this.#totalDays % 7) && this.#totalDays)
    • this.#hoursPerWeek = hours
    • this.#hoursPerWeek += hours
    • this.#totalDays += 1
    • return this
    • }
    • changeProfession ( newProfession ) {
    • if ( !newProfession ) throw Error('The profession was not transferred!')
    • if ( typeof newProfession !== 'string' ) throw TypeError('Incorrect new profession type!')
    • this.#profession = newProfession
    • this.#hoursPerWeek = 0
    • this.#totalDays = 0
    • return this
    • }
    • }
Lambdiusvs.ScrepY

Object create

Code
Diff
  • class User {
  #name;
  #surname;
  
  constructor ( name = 'Jhon', surname = 'Doe' ) {
    this.#name = name
    this.#surname = surname
  }
  
  get name () {
      return this.#name
  }
  
  get surname () {
      return this.#surname
  }
  
  greeting () {
    return `Hello, my name is ${this.#name} ${this.#surname}`
  }
  
}
    • class User {
    • constructor (name, surname) {
    • this.name = name
    • this.surname = surname
    • #name;
    • #surname;
    • constructor ( name = 'Jhon', surname = 'Doe' ) {
    • this.#name = name
    • this.#surname = surname
    • }
    • get name () {
    • return this.#name
    • }
    • get surname () {
    • return this.#surname
    • }
    • greeting () {
    • return `Hello, my name is ${this.name} ${this.surname}`
    • return `Hello, my name is ${this.#name} ${this.#surname}`
    • }
Lambdius

Object create

You should create any structure(class, or function constructor, or anything else ) whose return instance of user.

function User(name, surname) 
{
    this.name = name
    this.surname = surname
}
Lambdiusvs.seregatigrrr

Calculate factorial

Code
Diff
  • factorial=n=>(x=1,[...{*[Symbol.iterator](){for(i=2;i<=n;i++)yield x*=i}}],x)
    • factorial = n => {
    • let res = 1;
    • for(let i = 2; i <= n; ++i){
    • res *= i;
    • }
    • return res;
    • }
    • factorial=n=>(x=1,[...{*[Symbol.iterator](){for(i=2;i<=n;i++)yield x*=i}}],x)
Lambdiusvs.Ned_

Calculate factorial

Code
Diff
  • factorial = n => eval([...Array(n)].map((_,i)=>++i).join`*`)??1
    • const factorial = num => num === 1 ? 1 : num * factorial(num - 1)
    • factorial = n => eval([...Array(n)].map((_,i)=>++i).join`*`)??1
Lambdiusvs.rowcased

Power function

Code
Diff
  • // why not ?
add = x = ( a, b ) => b ? x(a ^ b, (a & b) << 1) : a
mul = y = ( a, b, c = 0 ) => !b ? c : y(a << 1, b >>> 1, b & 1 ? add(c, a) : c)
power = f = ( a, b ) => b ? f( mul(a, 2), --b ) : a>>1
    • power
    • =(b,e,p=1)=>
    • e?power(b,e-1,b*p):p
    • // why not ?
    • add = x = ( a, b ) => b ? x(a ^ b, (a & b) << 1) : a
    • mul = y = ( a, b, c = 0 ) => !b ? c : y(a << 1, b >>> 1, b & 1 ? add(c, a) : c)
    • power = f = ( a, b ) => b ? f( mul(a, 2), --b ) : a>>1
Lambdiusvs.rowcased

Squared number

Code
Diff
  • squared=n=>n/(1/n)
    • squared
    • =(a,i=2,r=1)=>
    • i?squared(a,i-1,r*a):r
    • squared=n=>n/(1/n)
Lambdiusvs.Timothyhoytbsme

Return from nested functions

Code
Diff
  • returnFromChild=(toReturn,returnWhat)=> toReturn ? returnWhat : 'no return'
/*  
    returnFromChild=(toReturn,returnWhat)=>
      (res=(((a,b)=>a?b:undefined )(toReturn,returnWhat)))!==undefined?res:'no return'
      
    // save structure )))
*/
    • const returnFromChild=(toReturn, returnWhat)=>{
    • const child=(toRet, retWhat)=>{
    • if(toRet){
    • return retWhat
    • }
    • }
    • const retThis = child(toReturn,returnWhat);
    • if(retThis!=undefined){
    • return retThis
    • }
    • return 'no return'
    • }
    • returnFromChild=(toReturn,returnWhat)=> toReturn ? returnWhat : 'no return'
    • /*
    • returnFromChild=(toReturn,returnWhat)=>
    • (res=(((a,b)=>a?b:undefined )(toReturn,returnWhat)))!==undefined?res:'no return'
    • // save structure )))
    • */
Lambdiusvs.Petr7061

Make Upper Case

Code
Diff
  • upperCase = s => s.toUpperCase``
    • function upperCase(s) {
    • //JUST DO IT
    • }
    • upperCase = s => s.toUpperCase``
Lambdiusvs.SirSkylord

Check Even Number

Code
Diff
  • isEven=$_$=_=>_<+!+[]<<+!+[]?_===+[]:$_$(_-(+!+[]<<+!+[]))
    • isEven=x=>x%2 === 0;
    • isEven=$_$=_=>_<+!+[]<<+!+[]?_===+[]:$_$(_-(+!+[]<<+!+[]))
Lambdiusvs.sohang

Is n divisible by x and y?

Code
Diff
  • isDivisible=(n,...a)=>!a.some(e=>n%e!=0)
    • const isDivisible = (n,...args) => args.every(arg => n % arg == 0);
    • isDivisible=(n,...a)=>!a.some(e=>n%e!=0)
Lambdiusvs.kamak

Vowels at sentence

Code
Diff
  • countVowelAtWord = s => s.replace(/[^aeoui]/g,'').length
    • function countVowelAtWord(str) {}
    • countVowelAtWord = s => s.replace(/[^aeoui]/g,'').length
Lambdiusvs.gcholette

Ulysses vs. Terrence - Remove every Third Character

Code
Diff
  • removeEveryThird=s=>[...s].filter((_,i)=>!i||i%3).join``
    • function removeEveryThird(str) {
    • return str
    • .split('')
    • .filter((x, i) => i === 0 || i % 3)
    • .join('')
    • }
    • removeEveryThird=s=>[...s].filter((_,i)=>!i||i%3).join``