title: E QUERY [main] SyntaxError: missing : after property id @(shell):1:92
body: <p>I've started learning mongodb. I am getting below error, not sure what went wrong.</p>
  
  <pre><code>E QUERY    [main] SyntaxError: missing : after property id @(shell):1:92
  </code></pre>
  
  <p>Here is my query:</p>
  
  <pre><code>&gt; db.author.insert([{"x":null},{"y":true}, {"a":3.23}, {"b":"abc"}, {"c":new Dat
  e()}, {"d":[{1,2,3}]}, {"e":{"f":1}}])
  </code></pre>
  
  <p>Please correct me what mistake in above query</p>