title: i want to use graphviz ,but error 'syntax error in line 1 near '{''
body: <p>i use macOS</p>
  
  <p>already $ brew install graphviz</p>
  
  <p>so, i  can use dot -V</p>
  
  <p>⇨ dot - graphviz version 2.40.1 (20161225.0304)</p>
  
  <p>i made [test.dot] file on Desktop,and dot -T png -O test.dot
  but , Error: test.dot: syntax error in line 1 near '{' occured</p>
  
  <p>please help</p>
  
  <p>test.dot</p>
  
  <pre><code>digraph d {
   A [label="Hello"]
   B [label="World"]
   C [label="Everyone"]
   A -&gt; { B C }
  }
  </code></pre>
  
  <p>As a matter of concern, opening a file opens in a word</p>