「20210104用PHP程式列出selldb資料庫的custs資料表的所有資料錄(a1.php)」:修訂間差異
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==a1.php== | ==1: a1.php== | ||
<pre> | <pre> | ||
<body bgcolor=lightyellow> | <body bgcolor=lightyellow> | ||
行 19: | 行 19: | ||
</pre> | </pre> | ||
==2:result HTML== | |||
<pre> | |||
<body bgcolor=lightyellow> | |||
<img src=dog.png width=50> | |||
<hr color=red> | |||
10001:小狗:100<br>20002:小貓:200<br>30003:小牛:300<br><hr color=green> | |||
<img src=cat.png width=50> | |||
</body> | |||
</pre> | |||
==2: mysql命令列操作== | ==2: mysql命令列操作== | ||
C:\Users\user>mysql -p -uroot | C:\Users\user>mysql -p -uroot |
於 2021年1月4日 (一) 06:54 的修訂
1: a1.php
<body bgcolor=lightyellow> <img src=dog.png width=50> <hr color=red> <?php $con = mysqli_connect('localhost', 'root', 'abc123abc123', 'selldb'); $sql= "select id,name,amount,tel from custs"; $query = mysqli_query($con, $sql); while ($row = mysqli_fetch_array($query)){ echo $row['id'] . ":" . $row['name'] . ":" . $row['amount'] . "<br>"; } mysqli_close ($con); ?> <hr color=green> <img src=cat.png width=50> </body>
2:result HTML
<body bgcolor=lightyellow> <img src=dog.png width=50> <hr color=red> 10001:小狗:100<br>20002:小貓:200<br>30003:小牛:300<br><hr color=green> <img src=cat.png width=50> </body>
2: mysql命令列操作
C:\Users\user>mysql -p -uroot Enter password: ************ Welcome to the MySQL monitor. Commands end with ; or \g. Your MySQL connection id is 19 Server version: 8.0.17 MySQL Community Server - GPL
Copyright (c) 2000, 2019, Oracle and/or its affiliates. All rights reserved.
Oracle is a registered trademark of Oracle Corporation and/or its affiliates. Other names may be trademarks of their respective owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql> use selldb; Database changed mysql> desc custs; +--------+----------+------+-----+---------+-------+ | Field | Type | Null | Key | Default | Extra | +--------+----------+------+-----+---------+-------+ | id | char(10) | YES | | NULL | | | name | char(20) | YES | | NULL | | | amount | float | YES | | NULL | | | tel | char(20) | YES | | NULL | | +--------+----------+------+-----+---------+-------+ 4 rows in set (0.07 sec) mysql> select * from custs; +-------+--------+--------+--------+ | id | name | amount | tel | +-------+--------+--------+--------+ | 10001 | 小狗 | 100 | 233111 | | 20002 | 小貓 | 200 | 233444 | | 30003 | 小牛 | 300 | 233777 | +-------+--------+--------+--------+ 3 rows in set (0.00 sec) mysql> quit Bye C:\Users\user>