submit tag in html code example

Example 1: html submit button

<input type="submit" value="Submit">

Example 2: submit button

<button type="submit" form="form1" value="Submit">Submit</button>

Example 3: intput field submit button

<label for="fname">First name:</label><br>
  <input type="text" id="fname" name="fname"><br>

Example 4: submit html

<input type="submit">