<！ doctype html> <html> <head> <meta http-equiv =“ content-type” content =“ text/html; charset = utf-8”/> <title> <title>每天一個javascript實例-javascript實例-獲取元素當前高度</title> </title> </title> </title> </title> <syle> <樣式> #date {width：90％; 90％; 90％； = function（）{var height = getheight（）; console.log（高度）; }函數getheight（）{var height = 0; var div = document.getElementById（“ date”）。 getBoundingClientRect（）; if（div.height）{height = div.height; } else {height = div.bottom -div.top; }返回高度; } </script> </head> <body> <div> <div id =“ date”> </div> </div> </div> </body> </html>