An example of a text guestbook made in PHP (4)_PHP Tutorial

In this section we will put dele.php and sys.php. --------- //dele.php

Delete message A:link {text-decoration: none ; color:0000ff} A:visited {text-decoration: none; color:004080} A:active {text-decoration: none} A:hover {text-decoration: underline; color:ff0000} BODY {FONT-SIZE: 10pt} TH {FONT-SIZE:10 pt} TD {FONT-SIZE: 10pt} -->

<?

require("sys.php"); if ($Submit) {

if ($password<>$managepwd) {$errorm=" Incorrect password .No permission to operate..";}

else { $content=file($guestfile); $message=$content[$record-1]; $count=count($content); if ($dele=="delreply") { $replylen=strlen(strstr($message," ")) ; $long=strlen($message); $len=$long-$replylen; $message=substr($message,0,$len); } else {$message="";} //writefile $fp=fopen($guestfile,"w"); for ($i=0;$i { if ($i==($record-1)){$content[$i]=$message;} fputs($fp,$content[$i],strlen ($content[$i])); }//end for fclose($fp); echo " "; exit; } }// end ifSubmit $content=file($guestfile); $message=$content[$record-1]; $found=ereg(" ",$message); ?> if ($errorm) { echo " "; echo " $errorm "; echo " "; } ?> { echo " "; echo "Delete all"; echo " "; echo "Delete reply only"; ?> ? Manage Password input type="password" name="password" size="10"> > &lt ;input type="submit" name="Submit" value="I want to delete"> ;/table>

------ //sys.php zihanonline <?

$managepwd='zihanonline'; $guestfile="guest.txt" ;

function check_strlen_long($txt) {

$count=0; $arrtemp=$txt; $len=strlen($txt); $txt=$txt.' '; ) { $count=$count+1;} if (ord($txt[$i])==10 or ord($txt[$i])==32) {$count=0;} if ($count>= 70) { for ($j=$i;$j { $txt[$j+1]=$arrtemp[$j]; } $txt[$i]="n"; $len=$len+1; $txt[$len]=$arrtemp[$len-1]; $count=0; $arrtemp=$txt; }//end if count } $txt=trim($txt); return $txt; } //end function

function encode ($txt) { $txt=strip_tags($txt); $txt=htmlspecialchars($txt); $message=StripSlashes($txt); return $message; }

function ubb($txt) {

} ?> ---------- Note " $managepwd='zihanonline' " in sys.php The one after the medium number in the column is the management password number of the guestbook, which is the default zihanonline at this time. You can change it to your own number. To be continued...

http://www.bkjia.com/PHPjc/315488.html www.bkjia.com true http: //www.bkjia.com/PHPjc/315488.html TechArticle In this section we will put dele.php and sys.php. --------- //dele.phphtml head title delete message/title style !-- A:link {text-decoration: none ; color:0000ff} A:visited {text-decorati...