<!DOCTYPE html> <html lang="ja-JP"> <head> <meta charset="utf-8"> <meta name="viewport" content="width=device-width,user-scalable=yes,initial-scale=1.0,minimum-scale=1.0,maximum-scale=1.5"> <title></title> <script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script> <script> function reset(){ document.getElementsByTagName("input")[0].value = ""; } </script> </head> <body> <input type="text" value="入力してください"> <input type="button" value="リセット" onclick="reset();"> </body> </html>
<!DOCTYPE html> <html lang="ja-JP"> <head> <meta charset="utf-8"> <meta name="viewport" content="width=device-width,user-scalable=yes,initial-scale=1.0,minimum-scale=1.0,maximum-scale=1.5"> <title></title> <script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script> <script> window.onload = function(){ document.getElementsByTagName("input")[1].onclick = function(){ document.getElementsByTagName("input")[0].value = ""; } } </script> </head> <body> <input type="text" value="入力してください"> <input type="button" value="リセット"> </body> </html>
<!DOCTYPE html> <html lang="ja-JP"> <head> <meta charset="utf-8"> <meta name="viewport" content="width=device-width,user-scalable=yes,initial-scale=1.0,minimum-scale=1.0,maximum-scale=1.5"> <title></title> <script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script> <script> window.addEventListener("load",function(){ document.getElementsByTagName("input")[1].addEventListener("click",function(){ document.getElementsByTagName("input")[0].value = ""; }); }); </script> </head> <body> <input type="text" value="入力してください"> <input type="button" value="リセット"> </body> </html>
<!DOCTYPE html> <html lang="ja-JP"> <head> <meta charset="utf-8"> <meta name="viewport" content="width=device-width,user-scalable=yes,initial-scale=1.0,minimum-scale=1.0,maximum-scale=1.5"> <title></title> <script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script> <script> $(function(){ $("input:button").click(function(){ $("input:text").removeAttr("value"); }); }); </script> </head> <body> <input type="text" name="" value="入力してください"> <input type="button" name="" value="リセット"> </body> </html>