PHP 4.0 realizes table printing
<HTML>
<HEAD>
<TITLE>Implement table printing</TITLE>
</HEAD>
<BODY>
<?
/*
** Data tabularization
*/
print("<TABLE bgcolor='ffccoo' BORDER=\"1\">\n"); // The table starts
for($Row=1; $Row <= 12; $Row ++)
{
print("<TR>\n");// Start
// do each column
for($Column=1; $Column <= 12; $Column ++)
{
print("<TD>");//Start column
print($Row * $Column);//Table elements multiply
print("</TD>");
}
print("</TR>\n"); // The end of the line
}
print("</TABLE>\n");// End of the table
?>
</BODY>
</HTML>
View some variables in the system
<HTML>
<HEAD>
<TITLE>View PHP environment variables</TITLE>
</HEAD>
<BODY>
<?
print("You are using the name of the file:");
print(__FILE__);
print(" <BR>\n");
print("<hr>");
print("Your operating system is:");
print(PHP_OS);
print("<hr>");
print("Your php version is:");
print(PHP_VERSION)
?>
</BODY>
</HTML>
Open local or remote files
<HTML>
<HEAD>
<TITLE>Open local or remote files</TITLE>
</HEAD>
<BODY>
<?
print("<H3>Open file through http protocol</H3>\n");
// Open the file through the http protocol
if(!($myFile = fopen("d:web/web/php/test/", "r")))
{
print("File cannot be opened");
exit;
}
while(!feof($myFile)) �
{
// Read content in the file by line
$myLine = fgetss($myFile, 255);
print("$myLine <BR>\n");
}
// Close the file handle
fclose($myFile);
?>
</BODY>
</HTML>
Comparison of several ways to open a file
<HTML>
<HEAD>
<TITLE>Read file content</TITLE>
</HEAD>
<BODY>
<?
// Open the file and print every character of the file at the same time
if($myFile = fopen("", "r"))
{
while(!feof($myFile))
{
$myCharacter = fgetc($myFile);
print($myCharacter);
}
fclose($myFile);
}
?>
<? print("<hr>");?>
<?
// Open the file and print every line of the file
if($myFile = fopen("", "r"))
{
while(!feof($myFile))
{
$myLine = fgets($myFile, 255);
print($myLine);
}
fclose($myFile);
}
?>
<? print("<hr>");?>
<?
/* Open the file and print every line of the file at the same time,
At the same time, remove the HTML language in the string.
*/
if($myFile = fopen("", "r"))
{
while(!feof($myFile))
{
$myLine = fgetss($myFile, 255);
print($myLine);
}
fclose($myFile);
}
?>
</BODY>
</HTML>
Accessing common properties of files
<HTML>
<HEAD>
<TITLE>Accessing common properties of files</TITLE>
</HEAD>
<BODY>
<BR>
<?
print("Owner of the file (UID value):");
print(fileowner("")."<br>");
print("File size:");
print(filesize("")."<br>");
print("File type:");
print(filetype("")."<br>");
?>
</BODY>
</HTML>
Call text file content
<HTML>
<HEAD>
<TITLE>Call text file content</TITLE>
</HEAD>
<BODY>
<CENTER>
<?
// While opening the file, print each line
$myFile = file( "");
for($index = 0; $index < count($myFile); $index++)
{
print($myFile[$index]."<BR>");
}
?>
</CENTER>
</BODY>
</HTML>
Create directory functions
<HTML>
<HEAD>
<TITLE>Create directory function</TITLE>
</HEAD>
<BODY>
<?
if(mkdir("myDir1", 0777)) �
{
print("Directory creation successfully"); //Directory creation successfully
}
else
{
print("Directory establishment failed!"); //Directory establishment failed
}
?>
</BODY>
</HTML>
Browse the directory
<HTML>
<HEAD>
<TITLE>Browse the directory</TITLE>
</HEAD>
<BODY>
<?
// Use tables to browse the structure of the directory
print("<TABLE BORDER=\"1\">\n");
// Create the header of the table
print("<TR><font color='red'>\n");
print("<TH>filename</TH>\n");
print("<TH>file size</TH>\n");
print("</font></TR>\n");
$myDirectory = opendir("."); �
// Read out every child in the directory
while($entryName = readdir($myDirectory))
{
print("<TR>");
print("<TD>$entryName</TD>");
print("<TD ALIGN=\"right\">");
print(filesize($entryName));
print("</TD>");
print("</TR>\n");
}
closedir($myDirectory); // Close the directory
print("</TABLE>\n");
?>
</BODY>
</HTML>
PHP related information
<HTML>
<HEAD>
<TITLE>PHP-related information</TITLE>
</HEAD>
<BODY>
<?
phpinfo();
?>
</BODY>
</HTML>
Commonly used numerical judgment functions
<HTML>
<HEAD>
<TITLE>Common numerical judgment function</TITLE>
</HEAD>
<BODY>
<?
//Judge array
$colors = array("red", "blue", "green");
if(is_array($colors))
{
print("colors is an array"."<br>");
}
//Double precision number judgment
$Temperature = 15.23;
if(is_double($Temperature))
{
print("Temperature is a double"."<br>");
}
//Integer judgment
$PageCount = 2234;
if(is_integer($PageCount))
{
print("$PageCount is an integer"."<br>");
}
//Object judgment
class widget
{
var $name;
var $length;
}
$thing = new widget;
if(is_object($thing))
{
print("thing is an object"."<br>");
}
//Character judgment
$Greeting = "Hello";
if(is_string($Greeting))
{
print("Greeting is a string"."<br>");
}
?>
</BODY>
</HTML>
File upload interface
<HTML>
<HEAD>
<TITLE>File upload interface</TITLE>
</HEAD>
<BODY><TABLE><CENTER>
<?
if($UploadAction){
$UploadAction=0;
$TimeLimit=60;
/* Set the timeout limit time default time to 30s, and when set to 0, it is unlimited */
set_time_limit($TimeLimit);
If(($Upfile != "none")&&
($Upfile != ""))
{
$Filepath="d:\web\web\php\test"; �
$FileName=$Filepath.$Upfile_name;
if($Upfile_size <1024)
{$FileSize = (string)$Upfile_size . "Bytes";}
elseif($Upfile_size <(1024 * 1024))
{
$FileSize = number_format((double)($Upfile_size / 1024), 1) . " KB";
}
else
{
$FileSize = number_format((double)($Upfile_size/(1024*1024)),1)."MB";
}
if(!file_exists($FileName))
{
if(copy($Upfile,$FileName))
{unlink($Upfile);
echo "<br><br>\n";
echo "File $Upfile_name has been uploaded successfully!";
echo "<br><br>\n";
echo “File location: $FileName”;
echo "<br><br>\n";
echo “File Size: $FileSize”;
echo "<br><br>\n";
}
else
{echo "File $Upfile_name upload failed!"; }
}
else
{echo "File $Upfile_name already exists!"; }
}
else
{echo "You did not select any file to upload!"; }
set_time_limit(30); �
}
?>
<FORM ENCTYPE = "multipart/form-data" NAME = "SubmitForm"
ACTION = "" METHOD = "POST">
<INPUT TYPE = "hidden" NAME = "MAX_FILE_SIZE" VALUE ="1000000">
<INPUT TYPE = "hidden" NAME = "UploadAction" VALUE = "1">
<TR><TD><INPUT NAME = "Upfile" TYPE = "file" SIZE = "30"></TD>
</TR><TR><TD><INPUT NAME = "submit" VALUE = "Submit" TYPE = "submit">
<INPUT NAME = "reset" VALUE = "Reset" TYPE = "reset"></TD>
</TR></FORM></CENTER></TABLE>
</BODY>
</HTML>
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