daria-2307 / js-course Goto Github PK

const convertValue = (value, from, to) => { 
  
    const condition = {
      cf: value => (value * 9 / 5) + 32, 
      ck: value => value + 273.15, 
      fc: value => (value - 32) * 5 / 9, 
      kc: value => value - 273.15
    }   
    return condition.hasOwnProperty(from + to) ? condition[from + to](value) : undefined;
  } 

//task3 
 const mixArray = arr => { 
 const mixedArr = arr.slice(); 
 for(let i = mixedArr.length-1; i > 0;  i -= 1){
      const newIndex= Math.floor(Math.random()* i ); 
      [mixedArr[i], mixedArr[newIndex]] = [mixedArr[newIndex], mixedArr[i]];
 }
    
   return mixedArr; 
 }