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Old 11-16-2012, 11:33 PM   PM User | #1
NewToTheWeb
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Would this make a correct SQL statement?

PHP Code:
$sql "INSERT INTO medewerker_poster(naam, pass, datum_toevoeging, inleg_totaal) VALUES (".$gebruikersnaam "," $wachtwoord "," $datum "," $totale_inleg")"
Same for this one.

PHP Code:
$sql "DELETE FROM medewerker_poster WHERE naam = "$gebruikersnaam""
Thanks in advance.

Last edited by NewToTheWeb; 11-16-2012 at 11:56 PM..
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Old 11-17-2012, 12:51 AM   PM User | #2
tangoforce
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When using a value inside SQL you do not use double quotes. You use single quotes:

$sql = "DELETE FROM medewerker_poster WHERE naam = '$gebruikersnaam'";
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Please don't be rude: Put your php code in [php][/php] tags. It is a sticky topic at the top of the forum and it HELPS us to HELP YOU!
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PHP Code:
//Please don't use this for your form processing:
if (isset($_POST['submit']))
//Internet explorer has a bug and does not always send the submit value. 
Explanation: The IE if(isset($_POST['submit'])) bug explained.
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Old 11-17-2012, 01:07 AM   PM User | #3
NewToTheWeb
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Ok, so I have changed the first line to:
PHP Code:
$sql "INSERT INTO medewerker_poster(naam, pass, datum_toevoeging, inleg_totaal) VALUES ('$gebruikersnaam','$wachtwoord','$datum','$totale_inleg')"
However when I run it, it all goes wrong. Even when I try to run the following query in phpmyadmin it goes wrong.

Code:
$sql = "INSERT INTO medewerker_poster(naam, pass, datum_toevoeging, inleg_totaal) VALUES ('test','150884','vandaag','0')
naam, pass and datum_toevoeging = VARCHAR
inleg_totaal = INT.

I get this error:
Quote:
#1064 - You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '$sql = "INSERT INTO medewerker_poster(naam, pass, datum_toevoeging, inleg_totaal' at line 1
I can not figure out what I am doing wrong here in this script (first time using PHP).
PHP Code:
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN"
"http://www.w3.org/TR/html4/strict.dtd">
<html>
    <head>
        <title>Administratoef Controle Paneel</title>
        <link rel="stylesheet" type="text/css" href="../stijl/reset.css">
        <link rel="stylesheet" type="text/css" href="../stijl/asheet.css">
    </head>
    
    <body>
    
    <?php
    
include "functies/functielijst.php";

    if (isset(
$_POST['nieuwe_medewerker'])) 
    {
        
$gebruikersnaam $_POST['gebruikersnaam'];
        
$gebruikersnaam mysql_real_escape_string($gebruikersnaam);
        
$wachtwoord $_POST['wachtwoord'];
        
$wachtwoord mysql_real_escape_string($wachtwoord);
        
$wachtwoord wachtwoord_versterken($wachtwoord);
        
$datum date('d, F, Y');
        
$totale_inleg 0;
        
        
/* Voer Query uit en zet in een variabele of de query uitgevoerd is. */
        
$sql "INSERT INTO medewerker_poster(naam, pass, datum_toevoeging, inleg_totaal) VALUES (".$gebruikersnaam "," $wachtwoord "," $datum "," $totale_inleg ")";
        
$resultaat mysql_query($sql);
        if(
$resultaat == true)
        {
            
$resultaat_query "Medewerker is toegevoegd.";
        }
        else
        {
            
$resultaat_query "Medewerker kon niet worden toegevoegd.";
        }
    }
    if (isset(
$_POST['verwijder_medewerker'])) 
    {
        
$gebruikersnaam htmlspecialchars($_POST['gebruikersnaam']);
        
        
/* Voer Query uit en zet in een variabele of de query uitgevoerd is. */
        
$sql "DELETE FROM medewerker_poster WHERE naam = " $gebruikersnaam "";
        
$resultaat mysql_query($sql);
        if(
$resultaat == true)
        {
            
$resultaat_query "Medewerker verwijderd uit de database.";
        }
        else
        {
            
$resultaat_query "Medewerker kon niet worden verwijderd.";
        }
    }
    
?>
    
        <div id="container">
            <div id="left_column">
                <p class="uitloggen">UITLOGGEN - index</p>
                <?php include "menu_administratieve_functies.php"?>
            </div>
            <div id="right_column">
                <p class="welkomstscherm">Aanmaken of verwijderen van medewerkers.</p>
                    <ul class="amenuwelkom">
                        <li>Aanmaken van een nieuwe medewerker: 
                        <?php if(isset($resultaat_query)){print "<br />" $resultaat_query;} ?>
                        <br />
                            <form name ="nieuwe_medewerker" method ="POST" action ="beheer_medewerkers.php">
                            <input type = "text" value ="gebruikersnaam" name ="gebruikersnaam">
                            <input type = "password" value ="wachtwoord" name ="wachtwoord">
                            <input type = "Submit" name = "nieuwe_medewerker" value = "Toevoegen">
                            </form>
                        <li>Verwijderen van een medewerker: 
                        <?php if (isset($resultaat_query)){print "<br />" $resultaat_query;} ?>
                        <br />
                        <form name ="verwijder_medewerker" method ="POST" action ="beheer_medewerkers.php">
                            <input type = "text" value ="gebruikersnaam" name ="gebruikersnaam">
                            <input type = "Submit" name = "verwijder_medewerker" value = "Verwijderen">
                            </form>
                    </ul>
            </div>
        </div>
    </body>
</html>
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