LeetCode 605. Can Place Flowers

/**
 * @param {number[]} flowerbed
 * @param {number} n
 * @return {boolean}
 */
 var  canPlaceFlowers   = function (flowerbed , n ) {
     for  ( let  i   =   0 ; i  < flowerbed .length ; i  ++ ) {
         if  (flowerbed [i ]  ==   0
            &&  (i   ==   0   ||  flowerbed [i  -  1 ]  ==   0 )
            &&  (i   ==  flowerbed .length  -  1   ||  flowerbed [i  +  1 ]  ==   0 )) {
            n  --
            flowerbed [i ]  =   1
             if  (n   <   1 )
                 return true
        }
    }

     return  n   <=   0
};