1:拼接变量
<a href='emplist.php?pageNow=".($start-1)."'>
字符串拼接实例
eg2:
必须这样拼接
否则提示下列错误:
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对应代码:
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2:拼接时不得有空格:如下,
bookid为sn001和sn002的能被$_GET接收,但是sn003就无法接收;
echo "<a href='ShopProcess.php?bookid=sn001&bookname=天龙1&".SID."'>天龙1</a><br>";
echo "<a href='ShopProcess.php?bookid=sn002&bookname=天龙2&".SID."'>天龙2</a><br>";
echo "<a href='ShopProcess.php?bookid = sn003&bookname = 天龙3&".SID."'>天龙3</a><br>";
接收到空值,提示未定义undefined:
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