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Example code of simple message book written in PHP + MySql

Source: Internet
Author: User
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Guestbook. php:
<Head>
<Meta http-equiv = "content-language" C>
<Meta http-equiv = "Content-Type" C>
<Title> </title>
<Style> A: link {
Color: #002878; text-Decoration: None
}
A: visited {
Color: #002878; text-Decoration: None
}
A: active {
Text-Decoration: None
}
A: hover {
Color: # cc1111; text-Decoration: None
}
P {
Color: #002878; font-size: 9pt
}
Table {
Color: #002878; font-size: 9pt
}
Li {
Color: #002878; font-size: 9pt; line-Height: 14pt
}
Ul {
Color: #002878; font-size: 9pt
}

}
</Style>
</Head>

<Body>
<Div align = "center">
<Center>
<Table border = "0" cellpadding = "0" cellspacing = "0" width = "574" Height = "312">
</Center>
<Tr>
<TD> <p align = "center"> Senior High <6> message book </br> </TD>
</Tr>
<Tr>
<TD width = "574" Height = "272" valign = "TOP">
<Form method = "Post" Action = "ly. php">

<Table border = "0" cellpadding = "0" cellspacing = "0" width = "100%">
<Center>
<Tr>
& Lt; TD width = "26%" align = "right" & gt;
Name: </TD>
<TD width = "74%"> <input style = "font-size: 9pt; width: 186; Background-color: # f8f8f8; Height: 19; Border: 1px solid #9a9999"
Type = "text" name = "T1" size = "13"> </TD>
</Tr>
<Tr>
& Lt; TD width = "26%" align = "right" & gt;
Email: </TD>
<TD width = "74%"> <input style = "font-size: 9pt; width: 186; Background-color: # f8f8f8; Height: 19; Border: 1px solid #9a9999 "name =" T2 "size =" 13 "> </TD>
</Tr>
<Tr>
& Lt; TD width = "26%" align = "right" & gt;
Personal Homepage: </TD>
<TD width = "74%"> <input style = "font-size: 9pt; width: 186; Background-color: # f8f8f8; Height: 19; Border: 1px solid #9a9999 "name =" T3 "size =" 13 "value =" http: // ";></TD>
</Tr>
<Tr>
& Lt; TD width = "26%" align = "right" & gt;
Topic: </TD>
<TD width = "74%"> <input style = "font-size: 9pt; width: 186; Background-color: # f8f8f8; Height: 19; Border: 1px solid #9a9999 "name =" T4 "size =" 13 "> </TD>
</Tr>
<Tr>
& Lt; TD width = "26%" align = "right" valign = "TOP" & gt;
Message: </TD>
<TD width = "74%"> <textarea style = "font-size: 9pt; width: 313; Background-color: # f8f8f8; Height: 177; Border: 1px solid #9a9999 "rows =" 10 "name =" S1 "Cols =" 45 "> </textarea> </TD>
</Tr>
<Tr>
<TD width = "100%" align = "right" colspan = "2">
</TD>
</Tr>
</Table>
<P align = "center">
<Input type = "Submit" value = "Submit" name = "B1"> <input type = "reset" value = "Rewrite" name = "B2"> </P>
</Form>
</Center>
</TD>
</Tr>
</Table>
<HR size = '1' color = '# 6666ff'>
</Div>
<Div align = "center">
<Center>
<Table border = "0" cellpadding = "0" cellspacing = "0" width = "603" Height = "294">
<Tr>
<TD width = "603" Height = "294">
<?
Include ("Connect. REC ");

$ QH = mysql_query ("select count (*) as rcnt from Guestbook ");

$ DATA = mysql_fetch_array ($ QH );

$ Nr = $ data ["rcnt"];

// Determine whether the offset parameter is passed to the script. If not, use the default value 0.

If (empty ($ offset ))

{

$ Offset = 0;

}
// Query result (20 entries per page, but you can change it by yourself)

// $ Result = mysql_query ("select * From guestbook order by time DESC limit $ offset, 5 ");
$ Result = mysql_query ("select * From guestbook limit $ offset, 5 ");

// Display the returned five records

While ($ DATA = mysql_fetch_array ($ result ))
{
Printf ("Name: <font color = '#000000'> % S </font> <br>", $ data ["name"]);
Printf ("Email: <font color = '# 3366ff'> % S </font> <br>", $ data ["mail"]);
Printf ("personal homepage: <font color = '# 3366ff'> % S </font> <br>", $ data ["url"]);
Printf ("from: <font color = '# 3366ff'> % S </font> <br>", $ data ["ip"]);
Printf ("message time: <font color = '# 3366ff'> % S </font> <br>", $ data ["time"]);
Printf ("Subject: <font color = '# 3366ff'> % S </font> <br>", $ data ["title"]);
Printf ("content: <font color = '#000000'> % S </font> <br>", $ data ["ly"]);
Printf ("<HR size = '1' color = '# 6666ff'> ");
}

// Next, write the link to another page

If ($ offset) // If the offset is 0, the link to the previous page is not displayed.
{
$ Preoffset = $ offset-5;
Print "<a href =" $ php_self? Offset = $ preoffset "> previous page </a> N ";
}

// Calculate the total number of required pages

$ Pages = Ceil ($ NR/5); // $ pages variable now contains the required page number

For ($ I = 1; $ I <= $ pages; $ I ++)

{

$ Newoffset = 5 * $ I-5;

Print "<a href =" $ php_self? Offset = $ newoffset "> $ I </a> N ";

}

// Check whether it is the last page
$ Next = $ Offset + 5;
If ($ next <$ nr)
{
Print "<a href =" $ php_self? Offset = $ next "> next page </a> N ";
}
Printf ("<a href = 'javascript: history. Back () '> return </a> ")
?>
</TD>
</Tr>
</Table>
</Center>
</Div>
</Body>
</Html>

Ly. php:

<?
Include ("Connect. REC ");
$ Name = $ T1;
$ Mail = $ T2;
$ Url = $ T3;
$ Title = $ T4;
$ Time = date ("Y-m-j h: I: s ");
$ IP = getenv ("remote_addr ");
$ Ly = $ S1;

$ result = mysql_query ("insert into guestbook (name, mail, URL, IP, time, title, ly) values ('$ name',' $ mail ', '$ url',' $ ip', '$ time',' $ title', '$ ly') ");
if ($ result = 1)
{< br> echo ("message successful! ");
printf (" ");
}< br> else
{< br> echo (" Message failed! ");
printf (" return ");
}< BR >?>

This article is an English version of an article which is originally in the Chinese language on aliyun.com and is provided for information purposes only. This website makes no representation or warranty of any kind, either expressed or implied, as to the accuracy, completeness ownership or reliability of the article or any translations thereof. If you have any concerns or complaints relating to the article, please send an email, providing a detailed description of the concern or complaint, to info-contact@alibabacloud.com. A staff member will contact you within 5 working days. Once verified, infringing content will be removed immediately.

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