<?PHP
// 在此之前的$addresses没有定义
echo $addresses[0]; // 无输出
echo $addresses; // 无输出
$addresses[0] = "[email protected]";
$addresses[1] = "[email protected]";
$addresses[2] = "[email protected]";
echo $addresses;
$addresses = array("[email protected]","[email protected]","[email protected]");
echo $addresses;
$price['apple'] = 1.00;
$price['banana'] = 2.00;
$price['oranger'] = 3.00;
echo $price;
$price = array(
'apple' => 1.00,
'banana' => 2.00,
'oranger' => 3.00
);
echo $price;
$number = array(); /* 创建空数组 */
$color = array('Mike' => "black",'0' => "brown",'1' => "Green"); /* 错误的代码，后面的键是从0开始的整数 */
$color = array('Mike' => "black","brown","Green");
$family = array('Mike','Depp','Elliot');
$family[] = "Taylor"; /* $family[3]是"Taylor" */
$person = array('name' => "Niko");
$person[] = "S1mple"; /* $person[0] 是 "S1mple" */
$number = range(2, 5); /* $number = array(2, 3, 4, 5); */
$letters = range('a', 'z'); /* $letters 保存了字母表 */
$size = count($family); /* $size = 4 */
$scores = array(5, 10);
$padded = array_pad($scores, 5, 0); /* $padded = array(5, 10, 0, 0, 0); */
$padded = array_pad($scores, -5, 1); /* $padded = array(1, 1, 1, 5, 10); */
$values = range('a','e');
list($m,$n,$o) = $values; /* $m = "a" , $n = "c" , $o = "e"; */
$order = array("Tom","Dick","Jack","Helen");
list($second,$third) = array_slice($order,1,2); /* $second = "Dick",$third = "Jack"; */
?>
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