html：<button id="戰(zhàn)斗按鈕" onclick="戰(zhàn)斗()">戰(zhàn)斗</button><br /> ?? ??? ?<div id="戰(zhàn)斗">?? ??? ??? ?<span id="戰(zhàn)斗消息"></span>?? ??? ?</div>script：?function 戰(zhàn)斗(){??? ?var 戰(zhàn)斗消息="";?? ?var obj=document.getElementById('戰(zhàn)斗');?? ?if(obj.style.display=='none'){?? ??? ?obj.style.display='block';?? ??? ?document.getElementById("戰(zhàn)斗按鈕").innerHTML='離開戰(zhàn)斗';?? ??? ?戰(zhàn)斗消息+="在這個(gè)世界，你已經(jīng)無敵了"+"<br/>";??? document.getElementById("戰(zhàn)斗消息").innerHTML=戰(zhàn)斗消息;?? ?}else{?? ??? ?obj.style.display='none';?? ??? ?document.getElementById("戰(zhàn)斗按鈕").innerHTML='戰(zhàn)斗';?? ?}}style：?? ???? <style>?? ??? ???? *{?? ??? ??? ??? ?position: relative;?? ??? ???? }?? ??? ???? #戰(zhàn)斗{?? ??? ??? ??? ?position: absolute;?? ??? ??? ??? ?width: 100%;?? ??? ??? ??? ?height: 100%;?? ??? ??? ??? ?display: none;?? ??? ???? }?? ??? ?</style>
為什么剛進(jìn)入頁面時(shí)要連續(xù)點(diǎn)兩次按鈕改變?yōu)榱硪粋€(gè)按鈕？
肖小波
2016-07-16 08:30:45