anton123 2 years ago
parent
commit
f4fdc734b0
3 changed files with 258 additions and 1 deletions
  1. 5 0
      Массивы.js
  2. 1 1
      Обьекты.js
  3. 252 0
      функции.js

+ 5 - 0
Массивы.js

@@ -225,6 +225,11 @@
     alert(arr)
 }
 
+//Filter Lexics
+const arr = ['бляха', 'муха', "пляха", "шабля"]
+let motherWord = prompt('Введите строку').split(' ')
+let result = motherWord.filter(element => arr.indexOf(element)=== -1)
+alert(result.join(' '))
 
 //Beep Lexics
 {

+ 1 - 1
Обьекты.js

@@ -278,7 +278,7 @@ body.children[1].children[1].parent = body.children[1];
         i++
     }
     formObjCar += '</form>'
-    console.log(formObjCar)
+    document.write(formObjCar)
 }
 
 

+ 252 - 0
функции.js

@@ -0,0 +1,252 @@
+//Number: temperature
+let fahrenheit = x => x * 1.8 + 32 // функция конвертации из цельсия в фарингейты
+console.log(fahrenheit(20))//68 градусов по фарингейту
+
+
+
+//Flats
+let flats = (apartmentNumber,floorNumber,numberApartmentsFloor)=>{
+    let sumApartments = floorNumber*numberApartmentsFloor// здесь мы узнаем сколько квартир в подьезде
+    let entrance = Math.ceil(apartmentNumber/sumApartments)//номер подьезда
+    let floor = Math.ceil((apartmentNumber%sumApartments)/numberApartmentsFloor)//номер этажа
+    return {entrance,floor}
+}
+console.log(flats(65,9,4))//{entrance: 2, floor: 8}
+
+
+//Credentials
+{
+    let credentials = ()=>{
+        let name = prompt("Введите имя").trim().toLowerCase();
+        let surname = prompt("Введите фамилию").trim().toLowerCase();
+        let fatherName = prompt("Введите отчество").trim().toLowerCase();
+        name = name[0].toUpperCase()+name.slice(1);
+        surname = surname[0].toUpperCase()+surname.slice(1);
+        fatherName = fatherName[0].toUpperCase()+fatherName.slice(1);
+        fullName = name+' '+surname+' '+fatherName
+        return {name,surname,fatherName,fullName} 
+    }
+    console.log(credentials())
+}
+
+
+
+//New line
+{
+    let newLine = (str)=>{
+        let result = (str.split('\\n').join('\n'))
+        return result
+    }
+    console.log(newLine('1 строка \n 2 строка'))
+}
+
+//Prompt OR
+{
+    let promptOr = (age) => age ? alert('Вы ' +(2022 - age)+ ' года рождения!') :alert('Ошибка')
+    console.log(promptOr(+prompt('Сколько вам лет?')))
+}
+
+
+
+//Login And Password
+{
+ let loginAndPassword = (login, pass) => login === 'admin' && pass === 'qwerty' ? console.log(true) : console.log(false)
+ console.log(loginAndPassword('admin','qwerty'))//true
+}
+
+
+
+//For Table
+
+{
+   const arr = [[0,0,0,0,0],[0,1,2,3,4],[0,2,4,6,8],[0,3,6,9,12],[0,4,8,12,16]]
+   let table = (array) => {
+    let   str = "<table border='1'>"
+    for (let currency of arr){
+        str += '<tr>'
+        for (let letter of currency){
+            str += '<td>'+letter+'</td>'
+        }
+        str+= '</tr>'
+    }
+    str+= "</table>"
+    return str
+   }
+   document.write(table(arr))
+}
+
+//Filter Lexics
+{
+    let func = (str,motherWordArr)=>{
+        str = str.split(' ')
+        let result = str.filter(element => motherWordArr.indexOf(element)=== -1)
+        result = result.join(' ')
+        return result
+    }
+    console.log(func('Функция должна возвращать бляха муха строку!',['бляха', 'муха', "пляха", "шабля"]))
+}
+
+
+//Currency Table
+{
+    let func = ()=>{
+        fetch('https://open.er-api.com/v6/latest/USD').then(res => res.json())
+        .then(data => {
+        let dataObj = data.rates
+        let arrValues = Object.values(dataObj)
+        let arrKeys = Object.keys(dataObj)
+        let arrData  = []
+        let i = 0
+        for(let valuesEl of arrValues){
+            arrData.push(arrValues.map(x=>(valuesEl/x).toFixed(3)))
+            arrData[i].unshift(arrKeys[i])
+            i++
+        }
+        arrKeys.unshift('')
+        arrData.unshift(arrKeys)
+        let   currencyTable = "<table border='1'>"
+        for (let arrEl of arrData){
+            currencyTable += '<tr>'
+            for (let cell of arrEl){
+                currencyTable += '<td>'+cell+'</td>'
+            }
+            currencyTable+= '</tr>'
+        }
+        currencyTable+= "</table>"
+        document.write(currencyTable)
+        })
+    }
+    console.log(func())
+}
+
+
+//Form
+{
+    let func = (obj) => {
+        let keysArrCar = Object.keys(obj)
+    let valuesArrCar = Object.values(obj)
+    let i = 0
+    let strType
+    let formObjCar = '<form>\n'
+    for (let a of keysArrCar){
+        if (typeof valuesArrCar[i]=='string'){
+            strType = 'text'
+        }
+        else if(typeof valuesArrCar[i]=='boolean'){
+            strType = 'checkbox'
+        }
+        else{strType=typeof valuesArrCar[i]}
+        formObjCar += '    <label>'+a+': <input type="'+strType+'" value="'+valuesArrCar[i]+'"/></label>\n'
+        i++
+    }
+    formObjCar += '</form>'
+    document.write(formObjCar)
+    }
+
+
+    const car = {
+        "Name":"chevrolet chevelle malibu",
+        "Cylinders":8,
+        "Displacement":307,
+        "Horsepower":130,
+        "Weight_in_lbs":3504,
+        "Origin":"USA",
+        "in_production": false
+    }
+
+    console.log(func(car))
+}
+
+
+//Array of objects sort
+{
+    let sort = (arrObj,key,revers)=>{
+        return arrObj.sort((firstEl, secondEl) =>{
+            if (typeof firstEl[key] === 'string' ){
+                return  revers===undefined || revers===true?firstEl[key].localeCompare(secondEl[key]):secondEl[key].localeCompare(firstEl[key])
+            }
+            else if (typeof firstEl[key] === 'number'){
+                return  revers===undefined || revers===true?firstEl[key] - secondEl[key]:secondEl[key]-firstEl[key]
+            }
+        })
+    }
+    var persons = [
+        {name: "Иван", age: 17},
+        {name: "Мария", age: 35},
+        {name: "Алексей", age: 73},
+        {name: "Яков", age: 12},
+    ]
+    //console.log(sort(persons, "age"))
+    console.log(sort(persons, "name",false))
+}
+
+
+
+//Table
+{
+    let func = (arrayObj,keyObj,revers)=>{
+        let sort = (arrObj,key,revers)=>{
+            return arrObj.sort((firstEl, secondEl) =>{
+                if (typeof firstEl[key] === 'string' ){
+                    return  revers===undefined || revers===true?firstEl[key].localeCompare(secondEl[key]):secondEl[key].localeCompare(firstEl[key])
+                }
+                else if (typeof firstEl[key] === 'number'){
+                    return  revers===undefined || revers===true?firstEl[key] - secondEl[key]:secondEl[key]-firstEl[key]
+                }
+            })
+        }
+        let [...arrCopi] = arrayObj
+        persons= sort(arrCopi,keyObj,revers)
+        let i = 0
+        let arrKeys = []
+        for (let x of persons){
+            arrKeys += Object.keys(persons[i])+','
+            i++
+        }
+        arrKeys = arrKeys.split(',').slice(0,-1)
+        const makeUniq = (arr) => {
+            return arr.filter((el1, el2) => arr.indexOf(el1) === el2);
+            }
+        arrKeys = makeUniq(arrKeys)
+        let arrValue = []
+        for (let objPersons of persons){
+            arrValue.push(arrKeys.map(el=>objPersons[el]===undefined?objPersons[el]=' ':objPersons[el]))
+        }
+        arrValue.unshift(arrKeys)
+        
+        let   arrTable = "<table border='1'>"
+                for (let arrEl of arrValue){
+                    arrTable += '<tr>'
+                    for (let cell of arrEl){
+                        arrTable += '<td>'+cell+'</td>'
+                    }
+                    arrTable+= '</tr>'
+                }
+                arrTable+= "</table>"
+        document.write(arrTable)
+    }
+    const pers = [
+        {
+            name: 'Мария',
+            fatherName: 'Ивановна',
+            surname: 'Иванова',
+            sex: 'female'
+        },
+        {
+            name: 'Николай',
+            fatherName: 'Иванович',
+            surname: 'Иванов',
+            age: 15
+        },
+        {
+            name: 'Петр',
+            fatherName: 'Иванович',
+            surname: 'Иванов',
+            married: true
+        },
+    ]
+    console.log(func(pers,'surname'))
+}
+
+
+