Help me! Words JavaScript exercise!

Question

No output displayed, why??
https://code.sololearn.com/cXTNf6Ycr0gY/?ref=app

Answer 1

print(){
var crypto="";
for(var i=0;i<this.words.lenght;i++){
crypto+=this.words[i]+"quot;;
}
console.log(crypto);

Answer 2

Why 'no output'??

Answer 3

Because you didn't call print() function