Sophie: php-manual-ro-0:20051028-1 noarch

php-manual-ro-20051028-1.noarch.rpm

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><H1
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>ereg</H1
><DIV
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><A
NAME="AEN100539"
></A
><P
>    (PHP 3, PHP 4 , PHP 5)</P
>ereg&nbsp;--&nbsp;Regular expression match</DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN100542"
></A
><H2
>Description</H2
>bool <B
CLASS="methodname"
>ereg</B
> ( string pattern, string string [, array regs])<BR
></BR
><DIV
CLASS="note"
><BLOCKQUOTE
CLASS="note"
><P
><B
>Not&#227;: </B
>
      <A
HREF="function.preg-match.html"
><B
CLASS="function"
>preg_match()</B
></A
>, which uses a Perl-compatible 
      regular expression syntax, is often a faster alternative to
      <B
CLASS="function"
>ereg()</B
>.
     </P
></BLOCKQUOTE
></DIV
><P
>&#13;     Searches a <VAR
CLASS="parameter"
>string</VAR
> for matches to the regular
     expression given in <VAR
CLASS="parameter"
>pattern</VAR
> in a case-sensitive
     way.
    </P
><P
>&#13;     If matches are found for parenthesized substrings of
     <VAR
CLASS="parameter"
>pattern</VAR
> and the function is called with
     the third argument <VAR
CLASS="parameter"
>regs</VAR
>, the matches will
     be stored in the elements of the array
     <VAR
CLASS="parameter"
>regs</VAR
>. $regs[1] will contain the substring
     which starts at the first left parenthesis; $regs[2] will contain
     the substring starting at the second, and so on. $regs[0] will
     contain a copy of the complete string matched.
    </P
><DIV
CLASS="note"
><BLOCKQUOTE
CLASS="note"
><P
><B
>Not&#227;: </B
>
      Up to (and including) PHP 4.1.0 <VAR
CLASS="varname"
>$regs</VAR
> will be
      filled with exactly ten elements, even though more or fewer than
      ten parenthesized substrings may actually have matched. This has
      no effect on <B
CLASS="function"
>ereg()</B
>'s ability to match more
      substrings. If no matches are found, <VAR
CLASS="literal"
>$regs</VAR
>
      will not be altered by <B
CLASS="function"
>ereg()</B
>. 
     </P
></BLOCKQUOTE
></DIV
><P
>&#13;     Returns <TT
CLASS="constant"
><B
>TRUE</B
></TT
> if a match for <VAR
CLASS="parameter"
>pattern</VAR
> was
     found in <VAR
CLASS="parameter"
>string</VAR
>, or <TT
CLASS="constant"
><B
>FALSE</B
></TT
> if no matches
     were found or an error occurred.
    </P
><P
>&#13;     The following code snippet takes a date in ISO format
     (YYYY-MM-DD) and prints it in DD.MM.YYYY format:
    </P
><P
>&#13;     <TABLE
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><TR
><TD
><DIV
CLASS="example"
><A
NAME="AEN100580"
></A
><P
><B
>Exemplu 1. <B
CLASS="function"
>ereg()</B
> example</B
></P
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><TD
><code><font color="#000000">
<font color="#0000BB">&lt;?php<br /></font><font color="#007700">if (</font><font color="#0000BB">ereg </font><font color="#007700">(</font><font color="#DD0000">"([0-9]{4})-([0-9]{1,2})-([0-9]{1,2})"</font><font color="#007700">, </font><font color="#0000BB">$date</font><font color="#007700">, </font><font color="#0000BB">$regs</font><font color="#007700">)) {<br />&nbsp;&nbsp;&nbsp;&nbsp;echo </font><font color="#DD0000">"$regs</font><font color="#007700">[</font><font color="#DD0000">3</font><font color="#007700">]</font><font color="#DD0000">.$regs</font><font color="#007700">[</font><font color="#DD0000">2</font><font color="#007700">]</font><font color="#DD0000">.$regs</font><font color="#007700">[</font><font color="#DD0000">1</font><font color="#007700">]</font><font color="#DD0000">"</font><font color="#007700">;<br />} else {<br />&nbsp;&nbsp;&nbsp;&nbsp;echo </font><font color="#DD0000">"Invalid date format: $date"</font><font color="#007700">;<br />}<br /></font><font color="#0000BB">?&gt;</font>
</font>
</code></TD
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>
    </P
><P
>&#13;     See also <A
HREF="function.eregi.html"
><B
CLASS="function"
>eregi()</B
></A
>, <A
HREF="function.ereg-replace.html"
><B
CLASS="function"
>ereg_replace()</B
></A
>,
     <A
HREF="function.eregi-replace.html"
><B
CLASS="function"
>eregi_replace()</B
></A
>, <A
HREF="function.preg-match.html"
><B
CLASS="function"
>preg_match()</B
></A
>,
     <A
HREF="function.strpos.html"
><B
CLASS="function"
>strpos()</B
></A
>, and <A
HREF="function.strstr.html"
><B
CLASS="function"
>strstr()</B
></A
>.
    </P
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