PHP—二维数组赋值和遍历

<?php

	$loptop1['lid'] = 1000;
	$loptop1['pic'] = 'img/1.png';
	$loptop1['title'] = 'L1';
	$loptop1['price'] = 5000;
	$loptop1['isOnSale'] = 1;
	$loptop1['shelfTime'] = 1234556;

	$loptop2['lid'] = 1001;
	$loptop2['pic'] = 'img/2.png';
	$loptop2['title'] = 'L2';
	$loptop2['price'] = 5000;
	$loptop2['isOnSale'] = 1;
	$loptop2['shelfTime'] = 123444456;

	$loptop3['lid'] = 1002;
	$loptop3['pic'] = 'img/3.png';
	$loptop3['title'] = 'L3';
	$loptop3['price'] = 5000;
	$loptop3['isOnSale'] = 1;
	$loptop3['shelfTime'] = 1243454556;

	$loptop4['lid'] = 1003;
	$loptop4['pic'] = 'img/4.png';
	$loptop4['title'] = 'L4';
	$loptop4['price'] = 5000;
	$loptop4['isOnSale'] = 1;
	$loptop4['shelfTime'] = 1234364556;

	$loptop[0] = $loptop1;
	$loptop[1] = $loptop2;
	$loptop[2] = $loptop3;
	$loptop[3] = $loptop4;

	for($i=0;$i<count($loptop);$i++){
		//echo "编号：$loptop[$i][lid]";  //错误
		//echo "编号：" . $loptop[$i]['lid']; //正确，但不推荐
		$tmp = $loptop[$i];
		echo "编号：$tmp[lid]<br/>";
		echo "图片：$tmp[pic]<br/>";
		echo "标题：$tmp[title]<br/>";
		echo "价格：$tmp[price]<br/>";
		echo "是否特价：$tmp[isOnSale]<br/>";
		echo "上架时间：" . date("Y-m-d H:i:s",$tmp['shelfTime']) . "<br/>";
	}
?>

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<?php

	$stu1['sid'] = 1000;
	$stu1['userName'] = "abc1";
	$stu1['passWord'] = "123456";
	$stu1['email'] = "2109882885@qq.com";
	$stu1['tel'] = "15700769164";
	$stu1['headScu'] = "stu1.png";
	$stu1['sex'] = "M";
	$stu1['regTime'] = 1111223435;
	$stu1['isOnline'] = 1;   

	$stu2['sid'] = 1001;
	$stu2['userName'] = "abc2";
	$stu2['passWord'] = "123456";
	$stu2['email'] = "2109882886@qq.com";
	$stu2['tel'] = "15700769165";
	$stu2['headScu'] = "stu2.png";
	$stu2['sex'] = "M";
	$stu2['regTime'] = 122435344;
	$stu2['isOnline'] = 1;

	$stu3['sid'] = 1002;
	$stu3['userName'] = "abc3";
	$stu3['passWord'] = "123456";
	$stu3['email'] = "2109882887@qq.com";
	$stu3['tel'] = "15700769166";
	$stu3['headScu'] = "stu3.png";
	$stu3['sex'] = "M";
	$stu3['regTime'] = 3463464567;
	$stu3['isOnline'] = 0;

	$stu4['sid'] = 1003;
	$stu4['userName'] = "abc4";
	$stu4['passWord'] = "123456";
	$stu4['email'] = "2109882888@qq.com";
	$stu4['tel'] = "15700769167";
	$stu4['headScu'] = "stu4.png";
	$stu4['sex'] = "F";
	$stu4['regTime'] = 235234534;
	$stu4['isOnline'] = 1;

	$stu = [$stu1,$stu2,$stu3,$stu4];

	for($i=0;$i<count($stu);$i++){
		$tmp = $stu[$i];
		echo "编号：$tmp[sid]<br/>";
		echo "用户名：$tmp[userName]<br/>";
		echo "密码：$tmp[passWord]<br/>";
		echo "邮箱：$tmp[email]<br/>";
		echo "手机：$tmp[tel]<br/>";
		echo "头像：$tmp[headScu]<br/>";
		if($tmp['sex'] == "M"){
			echo "性别：男<br/>";
		}
		if($tmp['sex'] == "F"){
			echo "性别：女<br/>";
		}
		echo "注册时间：" . date('Y-m-d H:i:s',$tmp['regTime']) . "<br/>";
		if($tmp['isOnline'] == 1){
			echo "状态：在线<br/>";
		}
		if($tmp['isOnline'] == 0){
			echo "状态：不在线<br/>";
		}
	}

?>