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PHP获取radio值,并用作参数查询数据库,同一页面显示

/***************************by garcon1986************************************/
<?php
error_reporting(E_ALL ^ E_NOTICE);
//create database test
//create table php_radio(id int(10) NOT NULL AUTO_INCREMENT, name varchar(100), description varchar(1000), primary key(id));
//insert php_radio values(1, 'eat','you have eaten ...');
//insert php_radio values(2, 'drink', 'you have drank ...');
//insert php_radio values(3, 'sleep', 'you have sleep ...');
echo "<html><head></head>";
echo "<body>";
echo "<form action='use_radio.php' method='GET'>";
echo "<input type='radio' name='radio' value='eat'>Eat</input>";
echo "<input type='radio' name='radio' value='drink'>Drink</input>";
echo "<input type='radio' name='radio' value='sleep'>Sleep</input>";
echo "<input type='submit' name='search_radio' value='Button' />";
echo "</form>";
$radio_name = $_GET['radio'];
//echo $radio_name;
mysql_connect("localhost","charles","charles");
mysql_select_db("test");
$query = 'select * from php_radio where name = "'.$radio_name.'"';
//echo $query;
$result = mysql_query($query) or die("query error: ".mysql_error());
while($aa = mysql_fetch_assoc($result)){
echo $aa['id']." ";
echo $aa['name']." ";
echo $aa['description']."<br>";
}
//mysql_free_result($result);
echo "</body>";
echo "</html>"
?>


相关文档:

一些被忽视的 PHP 函数(整理)


到这篇文章
,当时就泪奔了好几回,重点推荐下,顺便我自己也做个整理。
sys_getloadavg()
这个函数
返回当前系统的负载均值信息
(当然 Windows
下不适用),详细文档可以翻阅 PHP 的相关文档。文档中有段示例代码,基本上也就能看出它的用途了。
<?php
$load = sys_getloadavg();
if ($load[0] > 80) ......

php 基础笔记 operators

/***************************by
garcon1986********************************/
<?php
//php avancé 5 example
$a = 'hello';
$a .= 'world';
$table = 'users';
$id = 5;
$sql = 'SELECT * from'.$table. "WHERE ID = '$id'";
//date() G显示24小时的格式,i显示分钟
echo 'il est'.date( ......

php 基础笔记 variables

/***************************by
garcon1986********************************/
<?php
// variable name is sensitive
$var = "sjg";
$Var = "wl";
echo $var.' loves '.$Var.'<br>';
echo "$var, $Var<p>";
//naming conventions for variables
//$4site = 'not y ......

php 基础笔记 class

/***************************by
garcon1986********************************/
<?php
//简单示例
class SimpleClass
{
public $var = 'a default value';
public function displayVar(){
echo $this->var;
}
}
// create an object创建一个对象
$A = new SimpleClass;
//调用方法
$A -> displayVa ......
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