input button html

<input type="button" value="Button content...">

//HTML Textbox w/Getting Javascript Input:
<script>
  function getTextBox(){
    var k = document.getElemntById('myTextBox').value
    alert(k)
  }
</script>
<input type="text" id="myTextBox">
<button onclick="getTextBox()">Get Text Input</button>

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

The <input type="button"> defines a clickable button (mostly used with a JavaScript to activate a script).

Syntax
<input type="button">

A push button that activates a JavaScript when it is clicked:
<input type="button" value="Click me" onclick="msg()">

And there is also different kind of buttons are there
<input type="submit">
<input type="reset">
These buttons are mostly used in form processing concept.
where submit button is use to submit the form data and reset button is for to blank out the form fields.

<input class="favorite styled"
       type="button"
       value="Add to favorites">