<!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 changeCss(){ document.getElementsByTagName("p")[0].style.color = "#FF0000"; } </script> </head> <body> <p>テキストテキストテキストテキストテキスト</p> <input type="button" value="変更" onclick="changeCss();"> </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")[0].onclick = function(){ document.getElementsByTagName("p")[0].style.color = "#FF0000"; } } </script> </head> <body> <p>テキストテキストテキストテキストテキスト</p> <input type="button" value="変更"> </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")[0].addEventListener("click",function(){ document.getElementsByTagName("p")[0].style.color = "#FF0000"; }); }); </script> </head> <body> <p>テキストテキストテキストテキストテキスト</p> <input type="button" value="変更"> </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").click(function(){ $("p").css("color","#FF0000") }); }); </script> </head> <body> <p>テキストテキストテキストテキストテキスト</p> <input type="button" value="変更"> </body> </html>