Alle fouten en waarschuwingen tonen

UPDATE 2:

Ik heb nu het volgende uit het .php bestand verwijderd:

<?php error_reporting( E_ALL ); ?>

Ik heb display_erros in php.ini als volgt ingesteld:

display_errors = On

Foutrapportage is als volgt ingesteld in php.ini:

error_reporting = E_ALL | E_STRICT

Na het herstarten van Apache, krijg ik nog steeds geen fouten/waarschuwingen.

UPDATE 1:

Ik heb error_reporting in php.ini veranderd van:

error_reporting = E_ALL & ~E_DEPRECATED

naar

error_reporting = E_ALL | E_STRICT

Waarna ik Apache herstartte, bijv.

/etc/init.d/apache2 restart

Maar de pagina geeft nog steeds geen fouten/waarschuwingen van welke aard dan ook.

ORIGINELE VRAAG:

Het volgende script genereert een waarschuwing omdat de $err in het if statement staat. Waarom wordt deze waarschuwing niet weergegeven op de PHP pagina in een web browser?

Ik moet naar de Apache logs kijken om de waarschuwing te zien. Ook, als ik opzettelijk de "insert into" verander in "delete into", geeft het geen fout weer op de PHP pagina. Waarom worden de fouten niet weergegeven op de eigenlijke PHP pagina?

<?php
    error_reporting(E_ALL);
?>

<html>
    <head>
        <title></title>
        <link rel="icon" type="image/png" href="favicon.ico">

        <?php
            if ($_SERVER['REQUEST_METHOD'] == 'POST') {
                $err = array();

                if (empty( $_POST['display_name']))
                    $err[] = "display name field is required";
                if (empty( $_POST['email']))
                    $err[] = "email field is required";
                if (empty( $_POST['password']))
                    $err[] = "password field is required";

                if (!$err) {
                    try {
                        $DBH = new PDO("mysql:host=localhost;dbname=database1", "user", "pass");
                        $DBH->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);

                        $STH = $DBH->prepare("delete into table1 (display_name, email, password) values ( :display_name, :email, :password )");

                        $STH->bindParam(':display_name', $_POST['display_name'], PDO::PARAM_STR, 100);
                        $STH->bindParam(':email', $_POST['email'], PDO::PARAM_STR, 100);
                        $STH->bindParam(':password', $_POST['password'], PDO::PARAM_STR, 100);

                        $STH->execute();

                        $STH = $DBH->prepare("delete into table2 ( username, status, users_id ) values ( :username, :status, :users_id )");

                        $strStatus = 1;

                        $STH->bindParam(':username', $_POST['display_name'], PDO::PARAM_STR, 100);
                        $STH->bindParam(':status', $strStatus, PDO::PARAM_INT, 1);
                        $STH->bindParam(':users_id', $_POST['referer'], PDO::PARAM_INT, 1);

                        $STH->execute();

                        $DBH = null;
                    }
                    catch (PDOException $e) {
                        echo $e->getMessage();
                    }

                    header("Location: " . $_SERVER['PHP_SELF']);
                    exit;
                }
                else {
                    foreach ($_POST as $key => $val) {
                        $form[$key] = htmlspecialchars($val);
                    }
                }
            }
            else {
                $form['display_name'] = $form['email'] = $form['password'] = '';
            }
        ?>
    </head>

    <body>
        <?php foreach($err as $line) { ?>
        <div style="error"><?php echo $line; ?></div>
        <?php } ?>

        <h1>Register</h1>

        <form method="post">
            Referers id:<br/>
            <input type="text" name="referer" /><br/><br/>

            Name:<br/>
            <input type="text" name="display_name" value="<?php echo $form['display_name']; ?>" /><br/><br/>

            Email:<br/>
            <input type="text" name="email" value="<?php echo $form['email']; ?>" /><br/><br/>

            Password:<br/>
            <input type="text" name="password" value="<?php echo $form['password']; ?>" /><br/><br/>

            <input type="submit" value="register" />
        </form>
    </body>
</html>
Oplossing

Weergave fouten kunnen worden uitgezet in de php.ini of uw Apache configuratie bestand.

U kunt het aanzetten in het script:

error_reporting(E_ALL);
ini_set('display_errors', 1);

U zou dezelfde berichten moeten zien in het PHP foutenlogboek.

Commentaren (10)

Rechtstreeks uit het php.ini bestand:

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
; Error handling and logging ;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;

; This directive informs PHP of which errors, warnings and notices you would like
; it to take action for. The recommended way of setting values for this
; directive is through the use of the error level constants and bitwise
; operators. The error level constants are below here for convenience as well as
; some common settings and their meanings.
; By default, PHP is set to take action on all errors, notices and warnings EXCEPT
; those related to E_NOTICE and E_STRICT, which together cover best practices and
; recommended coding standards in PHP. For performance reasons, this is the
; recommend error reporting setting. Your production server shouldn't be wasting
; resources complaining about best practices and coding standards. That's what
; development servers and development settings are for.
; Note: The php.ini-development file has this setting as E_ALL. This
; means it pretty much reports everything which is exactly what you want during
; development and early testing.
;
; Error Level Constants:
; E_ALL             - All errors and warnings (includes E_STRICT as of PHP 5.4.0)
; E_ERROR           - fatal run-time errors
; E_RECOVERABLE_ERROR  - almost fatal run-time errors
; E_WARNING         - run-time warnings (non-fatal errors)
; E_PARSE           - compile-time parse errors
; E_NOTICE          - run-time notices (these are warnings which often result
;                     from a bug in your code, but it's possible that it was
;                     intentional (e.g., using an uninitialized variable and
;                     relying on the fact it is automatically initialized to an
;                     empty string)
; E_STRICT          - run-time notices, enable to have PHP suggest changes
;                     to your code which will ensure the best interoperability
;                     and forward compatibility of your code
; E_CORE_ERROR      - fatal errors that occur during PHP's initial startup
; E_CORE_WARNING    - warnings (non-fatal errors) that occur during PHP's
;                     initial startup
; E_COMPILE_ERROR   - fatal compile-time errors
; E_COMPILE_WARNING - compile-time warnings (non-fatal errors)
; E_USER_ERROR      - user-generated error message
; E_USER_WARNING    - user-generated warning message
; E_USER_NOTICE     - user-generated notice message
; E_DEPRECATED      - warn about code that will not work in future versions
;                     of PHP
; E_USER_DEPRECATED - user-generated deprecation warnings
;
; Common Values:
;   E_ALL (Show all errors, warnings and notices including coding standards.)
;   E_ALL & ~E_NOTICE  (Show all errors, except for notices)
;   E_ALL & ~E_NOTICE & ~E_STRICT  (Show all errors, except for notices and coding standards warnings.)
;   E_COMPILE_ERROR|E_RECOVERABLE_ERROR|E_ERROR|E_CORE_ERROR  (Show only errors)
; Default Value: E_ALL & ~E_NOTICE & ~E_STRICT & ~E_DEPRECATED
; Development Value: E_ALL
; Production Value: E_ALL & ~E_DEPRECATED & ~E_STRICT
; http://php.net/error-reporting
error_reporting = E_ALL & ~E_DEPRECATED & ~E_STRICT

Voor pure ontwikkeling ga ik voor:

error_reporting = E_ALL ^ E_NOTICE ^ E_WARNING

Vergeet ook niet om display_errors aan te zetten

display_errors = On

Herstart daarna uw server voor Apache op Ubuntu:

sudo /etc/init.d/apache2 restart
Commentaren (2)

Stel deze in op php.ini:

;display_startup_errors = On
display_startup_errors=off
display_errors =on
html_errors= on

Gebruik op uw PHP pagina een geschikt filter voor foutrapportage.

error_reporting(E_ALL);

Filers kunnen worden gemaakt volgens de vereisten.

E_ALL
E_ALL | E_STRICT
Commentaren (0)