how to perform regex for password validation without special character? : <p>Regex for password of minimum length-7 without special characters , atleast one uppercase and one number .</p>

<p>In my case, regex which satisfies:</p>

<p><strong>Killer1 - atleast one uppercase (K), atleast one number (1) , minumum length - 7</strong></p>

<p><strong>Melbourne123- valid</strong></p>

<p><strong>London24 - valid</strong></p>

<p>Thanks in advance.</p>
