";
echo "計算本班人數？
";
echo count($stu)."人";
echo "
";
//////////////////////////////////////////////////
echo "//傳回陣列所有元素相加之值 array_sum(陣列名稱)
";
$score = array(90,80,75,60,50);
echo "傳回各科目成績總合？
";
echo array_sum($score)."分";
echo "
";
//////////////////////////////////////////////////
echo "//反轉陣列次序 array_reverse(陣列名稱)
";
//$score = array(90,80,75,60,50);
echo "原本陣列內容（各科分數）？
";
foreach($score as $v) echo $v.", ";
echo "傳回反轉後的陣列內容（各科分數）？
";
foreach(array_reverse($score) as $v) echo $v.", ";
echo "
";
//////////////////////////////////////////////////
echo "//把陣列，反向拆解成幾個變數$a1,$a2....：list(var1,var2...) = $arrayvar
";
/*
$stu = array(array("李大同","0912123456",90),
array("李大同","0912123456",90),
array("張花花","0956789741",85),
array("林美美","0985274136",60),
array("宋妮妮","0945695174",99),
array("吳盼盼","0995715325",75));
*/
echo "把本班同學陣列，拆解成變數$a1,$a2....，印出第一位同學的所有資料
";
list($a1,$a2,$a3,$a4,$a5) = $stu;
echo "$a1[0], $a1[1], $a1[2]";
?>