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php-manual-en-4.3.0-2mdk.noarch.rpm

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><H1
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><A
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></A
><B
CLASS="function"
>zend_error()</B
></H1
><P
>&#13;    <B
CLASS="function"
>zend_error()</B
> can be used to generate error messages.
    This function accepts two arguments; the first is the error type (see
    <TT
CLASS="filename"
>zend_errors.h</TT
>), and the second is the error message. 
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><PRE
CLASS="programlisting"
>zend_error(E_WARNING, "This function has been called with empty arguments");</PRE
></TD
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><A
HREF="zend.printing.zend-error.html#tab.error-messages"
>Table 36-1</A
> shows a list of possible values (see <A
HREF="zend.printing.zend-error.html#fig.warning-messages"
>Figure 36-1</A
>). These
    values are also referred to in <TT
CLASS="filename"
>php.ini</TT
>. Depending on
    which error type you choose, your messages will be logged. 
    <DIV
CLASS="table"
><A
NAME="tab.error-messages"
></A
><P
><B
>Table 36-1. Zend's Predefined Error Messages.</B
></P
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><TD
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ALIGN="LEFT"
VALIGN="MIDDLE"
>Error</TD
><TD
WIDTH="58%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>Description</TD
></TR
><TR
><TD
WIDTH="42%"
ALIGN="LEFT"
VALIGN="MIDDLE"
><TT
CLASS="literal"
>E_ERROR</TT
></TD
><TD
WIDTH="58%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>&#13;          Signals an error and terminates execution of the script
          immediately
          .</TD
></TR
><TR
><TD
WIDTH="42%"
ALIGN="LEFT"
VALIGN="MIDDLE"
><TT
CLASS="literal"
>E_WARNING</TT
></TD
><TD
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ALIGN="LEFT"
VALIGN="MIDDLE"
>&#13;          Signals a generic warning. Execution continues.
         </TD
></TR
><TR
><TD
WIDTH="42%"
ALIGN="LEFT"
VALIGN="MIDDLE"
><TT
CLASS="literal"
>E_PARSE</TT
></TD
><TD
WIDTH="58%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>&#13;          Signals a parser error. Execution continues.
         </TD
></TR
><TR
><TD
WIDTH="42%"
ALIGN="LEFT"
VALIGN="MIDDLE"
><TT
CLASS="literal"
>E_NOTICE</TT
></TD
><TD
WIDTH="58%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>&#13;          Signals a notice. Execution continues. Note that by
          default the display of this type of error messages is turned off in
          <TT
CLASS="filename"
>php.ini</TT
>.
         </TD
></TR
><TR
><TD
WIDTH="42%"
ALIGN="LEFT"
VALIGN="MIDDLE"
><TT
CLASS="literal"
>E_CORE_ERROR</TT
></TD
><TD
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>&#13;          Internal error by the core; shouldn't be used by
          user-written modules.
         </TD
></TR
><TR
><TD
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ALIGN="LEFT"
VALIGN="MIDDLE"
><TT
CLASS="literal"
>E_COMPILE_ERROR</TT
></TD
><TD
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>&#13;          Internal error by the compiler; shouldn't be used by
          user-written modules.
         </TD
></TR
><TR
><TD
WIDTH="42%"
ALIGN="LEFT"
VALIGN="MIDDLE"
><TT
CLASS="literal"
>E_COMPILE_WARNING</TT
></TD
><TD
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ALIGN="LEFT"
VALIGN="MIDDLE"
>&#13;          Internal warning by the compiler; shouldn't be used by
          user-written modules.
         </TD
></TR
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></DIV
> 
    <DIV
CLASS="figure"
><A
NAME="fig.warning-messages"
></A
><P
><B
>Figure 36-1. Display of warning messages in the browser.</B
></P
><P
><IMG
SRC="figures/Extending_Zend_7_warning_messages.png"></P
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>Including Output in <A
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><B
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>phpinfo()</B
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