通過實際測試,按照網上的說法通過設置html,body{height: 100%;}, 然后讓div以100%繼承body的高度,這種做法是錯誤的,必須得上級有個設置固定的高度。
原生js代碼(參照網上代碼):
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>無標題文檔</title> <style type="text/css"> .content{ display:table;} .cell{ display:table-cell; vertical-align:middle;} </style> </head> <body> <div class="content" id="test"> <div class="cell">niaho</div> </div> <script type="text/javascript"> function findDimensions() //函數:獲取尺寸 { //獲取窗口寬度 if (window.innerWidth) winWidth = window.innerWidth; else if ((document.body) && (document.body.clientWidth)) winWidth = document.body.clientWidth; //獲取窗口高度 if (window.innerHeight) winHeight = window.innerHeight; else if ((document.body) && (document.body.clientHeight)) winHeight = document.body.clientHeight; //通過深入Document內部對body進行檢測,獲取窗口大小 if (document.documentElement && document.documentElement.clientHeight && document.documentElement.clientWidth) { winHeight = document.documentElement.clientHeight; winWidth = document.documentElement.clientWidth; } //結果輸出至兩個文本框 document.getElementById("test").style.height = winHeight + 'px'; alert(winHeight); } findDimensions(); //調用函數,獲取數值 window.onresize=findDimensions; //--> </script> </body> </html>