Strict number input field with pattern - HTML CSS HTML Tag

HTML CSS examples for HTML Tag:input number

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Description

Strict number input field with pattern

Demo Code

ResultView the demo in separate window 

<html>
 <head> 
  <meta name="viewport" content="width=device-width, initial-scale=1"> 
 </head> <!--  w  ww  . ja  va  2 s  . c om-->
 <body> 
  <form> 
   <input required type="text" pattern="0|[1-9]\d*"> 
   <input type="submit"> 
  </form>  
 </body>
</html>

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