js平滑滾動到頂部、底部、指定地方
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>js平滑滾動到頂部、底部、指定地方</title> <script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script> <style> .box{ height:200px; width:100%; background:#ccc; margin:10px 0;} .location{ position:fixed; right:0; bottom:10px; width:20px; background:#FFC; padding:5px; cursor:pointer;color:#003}; </style> </head> <body> <div class="box"></div> <div class="box"></div> <div class="box"></div> <div class="box"></div> <div class="box a">這部分是產品介紹.這部分是產品介紹這部分是產品介紹這部分是產品介紹這部分是產品介紹</div> <div class="box"></div> <div class="box"></div> <div class="box"></div> <div class="box"></div> <div class="box bottom"></div> <div class="location"> <p class="scroll_top">返回頂部</p> <p class="scroll_a">產品介紹</p> <p class="scroll_bottom">滑到底部</p> </div> </body> </html> <script type="text/javascript"> jQuery(document).ready(function($){ $('.scroll_top').click(function(){$('html,body').animate({scrollTop: '0px'}, 800);}); $('.scroll_a').click(function(){$('html,body').animate({scrollTop:$('.a').offset().top}, 800);}); $('.scroll_bottom').click(function(){$('html,body').animate({scrollTop:$('.bottom').offset().top}, 800);}); }); </script>