Javascript examples for DOM HTML Element:Input Text
Input Text required Property - Set a text field to be a required part of form submission:
<!DOCTYPE html> <html> <body> <form action="#"> Name: <input type="text" id="myText" name="fname"> <input type="submit"> </form>//from w w w .j a v a 2s . c o m <button onclick="myFunction()">Test</button> <p id="demo"></p> <script> function myFunction() { document.getElementById("myText").required = true; document.getElementById("demo").innerHTML = "The required property was set."; } </script> </body> </html>