JavaScript determines which radio button is selected when a form is submitted. javascriptradio

JavaScript determines which radio button is selected when a form is submitted. javascriptradio

This example describes how to use JavaScript to determine which radio button is selected when a form is submitted. Share it with you for your reference. The specific analysis is as follows:

When the form is submitted, use JavaScript to determine which radio button is selected.

<Script type = "text/javascript"> function findButton () {var myForm = document. forms. animalForm; var I; for (I = 0; I <myForm. marsupial. length; I ++) {if (myForm. marsupial [I]. checked) {break;} alert ("You selected \" "+ myForm. marsupial [I]. value + "\". ");} </script> <form name = "animalForm"> <input type = "radio" name = "marsupial" value = "kangaroo"/> jb51.net <br/> <input type = "radio" name = "marsupial" value = "Opossum"/> Opossum <br/> <input type = "radio" name = "marsupial" value = "Tasmanian Tiger"/> tasmanian Tiger <br/> <input type = "button" name = "GO" value = "GO" onclick = "findButton () "/> </form>

I hope this article will help you design javascript programs.