读书人

二维数组为什么只输出一个

发布时间: 2013-01-02 13:08:44 作者: rapoo

2维数组为什么只输出一个?


<?php

$foodPrices = array(
"vegetable" => array("potato" => 1.00, "onion" => .50),
"fruit" => array("apple" => 2.50, "orange" => 2.00)
);

foreach($foodPrices as $category)
{
foreach($category as $food => $price);
{
$f_price = sprintf("%01.2f", $price);
echo "$food: \$$f_price <br>";
}
}
?>


输出只有
onion: $0.50
orange: $2.00

为什么会少一个
[解决办法]
foreach($foodPrices as $category)
{
foreach($category as $food => $price) //这一行多个分号
{
$f_price = sprintf("%01.2f", $price);
echo "$food: \$$f_price ";
}
}
[解决办法]
foreach($category as $food => $price);
这里多了个分号;
[解决办法]
第二个foreach后面有 ; 分号。
ok??
[解决办法]
foreach($category as $food => $price);<==多了个分号

读书人网 >PHP

热点推荐