title: Set enviroment variable with having space mac
body: <p>I want to set an environment variable that has space in it. it is a path to a folder and the folder name is:</p>
  
  <pre><code>/Applications/Android Studio.app/Contents/gradle/gradle-2.10
  </code></pre>
  
  <p>I edit <code>.bash_profile</code> and add the following line to it:</p>
  
  <pre><code>export GRADLE_HOME=/Applications/Android Studio.app/Contents/gradle/gradle-2.10
  </code></pre>
  
  <p>and I get the result </p>
  
  <blockquote>
  <pre><code>-bash: export: `Studio.app/Contents/gradle/gradle-2.10': not a valid identifier
  </code></pre>
  </blockquote>
  
  <p>what should I do?</p>