A.div1.height=400;B.div1.style.height=400C.div1.style.height=400+’px’D.div1.height=400
A.該div的寬度將由其內(nèi)部子元素的寬度來確定B.若div中沒有內(nèi)容,div的實際寬度將為0C.若該div是其它div的子元素,其寬度與父元素寬度一致D.若該div的父元素是瀏覽器窗口,則其寬度無法確定
A.href="count.php"?uname="liuhong"B.href="count.php?uname:liuhong"C.href="count.php?uname=liuhong"D.href="count.php"?uname:"liuhong"