title: which one has no syntax error between these 4 statements ? I am confused
body: <p>Which has no syntax error? I am wondering which of the 4 has no syntax error    </p>
  
  
  
  <pre><code> alert("hello "+3+" times); 
  </code></pre>
  
  
  
  <pre><code> alert("hello "+3 times);   
  </code></pre>
  
  
  
  <pre><code> alert("hello +3+ times");  
  </code></pre>
  
  
  
  <pre><code> alert("hello "+3 +" times);    
  </code></pre>