在在TP5数据库中四个字段实现无限分类的示例数据库中四个字段实现无限分类的示例
效果:效果:
CREATE TABLE `NewTable` (
`id` int(11) UNSIGNED NOT NULL AUTO_INCREMENT ,
`pid` int(10) UNSIGNED ZEROFILL NOT NULL ,
`name` varchar(30) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL ,
`path` varchar(200) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL ,
PRIMARY KEY (`id`)
)
ENGINE=MyISAM
DEFAULT CHARACTER SET=utf8 COLLATE=utf8_general_ci
AUTO_INCREMENT=53
CHECKSUM=0
ROW_FORMAT=DYNAMIC
DELAY_KEY_WRITE=0
;
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
</head>
<body>
<h1>四个字段的无限分类</h1>
<form action="{:url('add')}" method="post">
请选择上级分类:<select name="pid">
<option value="0">顶级分类</option>
{foreach $cates as $vo}
<option value={$vo.id}>|{$vo.pre}{$vo.name}</option>
{/foreach}
</select><br/>
请填写分类的名称:<input type="text" name="name"/></br>
<input type="submit" value="添加">
</form>
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