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(X)HTML, JavaScript, DHTML, XML, CSS Client scripting tehnologije, Dynamic HTML, Cascading Stylesheets, XML i standardi |
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Datum učlanjenja: 29.08.2010
Poruke: 201
Hvala: 10
640 "Hvala" u 14 poruka
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![]() Hoce mi neko reci koji je k**** ovoj funkciji i da li jos neko ima problema sa njom ili sam samo ja osudjen na ovo. Pazite ovo, pravio sam neku ajax scriptu i ona radi ali pored toga sto se izvrsi vrati mi i gresku za ovu funklciju
Kôd:
Warning: mysql_num_rows(): supplied argument is not a valid MySQL index.html Kôd:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="EN" lang="EN"> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>Registration form</title> <script type="text/javascript"> <!-- var minlength = '3'; var delay = '1000'; var divid = 'username_exists'; function timeoutUsernameCheck(){ if(window.mytimeout) window.clearTimeout(window.mytimeout); window.mytimeout = window.setTimeout("toggle_username()", delay); return true; } function toggle_username() { if (window.XMLHttpRequest) { http = new XMLHttpRequest(); } else if (window.ActiveXObject) { http = new ActiveXObject("Microsoft.XMLHTTP"); } handle = document.getElementById('username'); var url = 'check.php?'; if(handle.value.length > minlength) { // Timestamp for preventing IE caching the GET request fetch_unix_timestamp = function() { return parseInt(new Date().getTime().toString().substring(0, 10)) } var timestamp = fetch_unix_timestamp(); var fullurl = url + 'do=check_username_exists&username=' + encodeURIComponent(handle.value) + '×tamp=' + timestamp; http.open("GET", fullurl, true); http.send(null); http.onreadystatechange = statechange_username; }else{ document.getElementById(divid).innerHTML = ''; } } function statechange_username() { if (http.readyState == 4) { var html = http.responseText; document.getElementById(divid).innerHTML = html; } } //--> </script> </head> <body> <p style="font-weight: bold;">Ajax provera korisnickog imena</p> <br /> Rezultat poznat nakon<span style="font-weight: bold; color: green;"> 1 sekunde</span>; minimalan broj karaktera<span style="font-weight: bold; color: green;"> 4</span>.</p> <div id="wrapper"> <div id="left" style="float: left; margin-right: 8px;"> <label for="username" style="margin-right: 6px;">Korisnicko ime: </label><input id="username" type="text" name="username" onkeyup="timeoutUsernameCheck()" size="20" style="display: inline;"/><br> <label for="username" style="margin-right: 6px;">E-mail: </label><input id="username" type="text" name="email" onkeyup="timeoutUsernameCheck()" size="20" style="display: inline;"/><br> <label for="username" style="margin-right: 6px;">Lozinka: </label><input id="username" type="text" name="sifra" onkeyup="timeoutUsernameCheck()" size="20" style="display: inline;"/> </div> <div id="username_exists" style="display: inline; font-size: 11px; font-weight: bold; color:#FF3300"> </div> </div> </body> </html> Kôd:
<?php // Connect to MySQL DB mysql_connect ('localhost', 'root', ''); mysql_select_db('diplbaza'); $do = $_GET['do']; switch($do) { case 'check_username_exists': if(!get_magic_quotes_gpc()) { $username = addslashes($_GET['username']); } else { $username = $_GET['username']; } $count = mysql_num_rows(mysql_query("SELECT * FROM check WHERE korime= '$username' ")); if($count > 0) { // Ako je korisnicko ime slobodno echo '<img src="cross.jpg" alt="" width="22" height="22" />'; } else { // Ako korisnicko ime nije dostupno echo '<img src="check.jpg" alt="" width="22" height="22" />'; } break; default: echo 'No action specified.'; break; } ?> ![]() Probao sam i razne kombinacije sa ovim navodnicima isto kao i u prethodnom skriptu i nece pa nece. Da li postoji nacin da se ovo resi?Da li mozda u php.ini treba da podesim neke stvari vezane za ovu funkciju? |
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