session_start() [function.session-start]:
我在学习PHP的,当我尝试做在session_start() - 获取有关错误信息不能发送会话cookie。
我看到在这个问题上前面的问题,但是,仍然不能确定我的错误。
如果是错误家伙?
<?php session_start(); if ($_POST['add']) { foreach ($_POST['a_qty'] as $k => $v) { $_SESSION['cart'][$k] = $_SESSION['cart'][$k] + $v; } } ?>
<?php // look for catalog file $catalogfile = "catalog.dat"; // file is avaialbe, extract data from it and place into $catalog, with sku as key if (file_exists($catalogfile)) { $data = file($catalogfile); foreach ($data as $line) { $lineArray = explode(":", $line); $sku = trim($lineArray[0]); $CATALOG[$sku]['desc'] = trim($lineArray[1]); $CATALOG[$sku]['price'] = trim($lineArray[2]); } } else { die("Could not find the catalog file"); } ?>
<table border="1" cellspacing="10">
<?php // print items from the catalog for selection foreach ($CATALOG as $k => $v) { echo "<tr><td colspan=2 width=750>"; echo "<b>" . $v['desc'] . "</b>"; echo "</td></tr>"; echo "<tr><td>"; echo "Price per unit: " . $CATALOG[$k]['price']; echo "</td><td>Quantity: "; echo "<input size=4 type=text name="a_qty[" . $k . "]">"; echo "</td></tr> "; } ?>
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