Reverse Sentence

function reverseSentence(str){
    let word='', reverseSen='';
    
    for(let x=0; x<str.length; x++){
     //   console.log(str[x])
        if(str[x]===" "){
            reverseSen=word+" "+reverseSen;
            word=''
        }
        
        else{
            word+=str[x];
        }
        
    }
    
    return word+" "+reverseSen;
}

console.log(reverseSentence("I am Pooja I will crack CT"));