title: How to check for an empty input value
body: <blockquote>
    <p><strong>Possible Duplicate:</strong><br>
    <a href="https://stackoverflow.com/questions/1565193/check-if-textbox-has-empty-value">Check if textbox has empty value</a>  </p>
  </blockquote>
  
  
  
  <p>How do I check if an input value is blank?</p>
  
  <p>I am currently doing:</p>
  
  <pre><code>if($(#inputid).val()=="") {
      alert("its blank");
  }
  </code></pre>