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

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

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>substr_replace</H1
><DIV
CLASS="refnamediv"
><A
NAME="AEN116278"
></A
><P
>    (PHP 4 , PHP 5)</P
>substr_replace&nbsp;--&nbsp;Replace text within a portion of a string</DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN116281"
></A
><H2
>Description</H2
>string <B
CLASS="methodname"
>substr_replace</B
> ( string string, string replacement, int start [, int length])<BR
></BR
><P
>&#13;     <B
CLASS="function"
>substr_replace()</B
> replaces a copy of
     <VAR
CLASS="parameter"
>string</VAR
> delimited by the
     <VAR
CLASS="parameter"
>start</VAR
> and (optionally)
     <VAR
CLASS="parameter"
>length</VAR
> parameters with the string given in
     <VAR
CLASS="parameter"
>replacement</VAR
>. The result is returned.
    </P
><P
>&#13;     If <VAR
CLASS="parameter"
>start</VAR
> is positive, the replacing will
     begin at the <VAR
CLASS="parameter"
>start</VAR
>'th offset into
     <VAR
CLASS="parameter"
>string</VAR
>.
    </P
><P
>&#13;     If <VAR
CLASS="parameter"
>start</VAR
> is negative, the replacing will
     begin at the <VAR
CLASS="parameter"
>start</VAR
>'th character from the
     end of <VAR
CLASS="parameter"
>string</VAR
>.
    </P
><P
>&#13;     If <VAR
CLASS="parameter"
>length</VAR
> is given and is positive, it
     represents the length of the portion of
     <VAR
CLASS="parameter"
>string</VAR
> which is to be replaced. If it is
     negative, it represents the number of characters from the end of
     <VAR
CLASS="parameter"
>string</VAR
> at which to stop replacing. If it
     is not given, then it will default to strlen(
     <VAR
CLASS="parameter"
>string</VAR
> ); i.e. end the replacing at the
     end of <VAR
CLASS="parameter"
>string</VAR
>.
    </P
><P
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><P
><B
>Exemplu 1. <B
CLASS="function"
>substr_replace()</B
> example</B
></P
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><code><font color="#000000">
<font color="#0000BB">&lt;?php<br />$var </font><font color="#007700">= </font><font color="#DD0000">'ABCDEFGH:/MNRPQR/'</font><font color="#007700">;<br />echo </font><font color="#DD0000">"Original: $var&lt;hr /&gt;</font><font color="#007700">\n</font><font color="#DD0000">"</font><font color="#007700">;<br /><br /></font><font color="#FF8000">/* These two examples replace all of $var with 'bob'. */<br /></font><font color="#007700">echo </font><font color="#0000BB">substr_replace</font><font color="#007700">(</font><font color="#0000BB">$var</font><font color="#007700">, </font><font color="#DD0000">'bob'</font><font color="#007700">, </font><font color="#0000BB">0</font><font color="#007700">) . </font><font color="#DD0000">"&lt;br /&gt;\n"</font><font color="#007700">;<br />echo </font><font color="#0000BB">substr_replace</font><font color="#007700">(</font><font color="#0000BB">$var</font><font color="#007700">, </font><font color="#DD0000">'bob'</font><font color="#007700">, </font><font color="#0000BB">0</font><font color="#007700">, </font><font color="#0000BB">strlen</font><font color="#007700">(</font><font color="#0000BB">$var</font><font color="#007700">)) . </font><font color="#DD0000">"&lt;br /&gt;\n"</font><font color="#007700">;<br /><br /></font><font color="#FF8000">/* Insert 'bob' right at the beginning of $var. */<br /></font><font color="#007700">echo </font><font color="#0000BB">substr_replace</font><font color="#007700">(</font><font color="#0000BB">$var</font><font color="#007700">, </font><font color="#DD0000">'bob'</font><font color="#007700">, </font><font color="#0000BB">0</font><font color="#007700">, </font><font color="#0000BB">0</font><font color="#007700">) . </font><font color="#DD0000">"&lt;br /&gt;\n"</font><font color="#007700">;<br /><br /></font><font color="#FF8000">/* These next two replace 'MNRPQR' in $var with 'bob'. */<br /></font><font color="#007700">echo </font><font color="#0000BB">substr_replace</font><font color="#007700">(</font><font color="#0000BB">$var</font><font color="#007700">, </font><font color="#DD0000">'bob'</font><font color="#007700">, </font><font color="#0000BB">10</font><font color="#007700">, -</font><font color="#0000BB">1</font><font color="#007700">) . </font><font color="#DD0000">"&lt;br /&gt;\n"</font><font color="#007700">;<br />echo </font><font color="#0000BB">substr_replace</font><font color="#007700">(</font><font color="#0000BB">$var</font><font color="#007700">, </font><font color="#DD0000">'bob'</font><font color="#007700">, -</font><font color="#0000BB">7</font><font color="#007700">, -</font><font color="#0000BB">1</font><font color="#007700">) . </font><font color="#DD0000">"&lt;br /&gt;\n"</font><font color="#007700">;<br /><br /></font><font color="#FF8000">/* Delete 'MNRPQR' from $var. */<br /></font><font color="#007700">echo </font><font color="#0000BB">substr_replace</font><font color="#007700">(</font><font color="#0000BB">$var</font><font color="#007700">, </font><font color="#DD0000">''</font><font color="#007700">, </font><font color="#0000BB">10</font><font color="#007700">, -</font><font color="#0000BB">1</font><font color="#007700">) . </font><font color="#DD0000">"&lt;br /&gt;\n"</font><font color="#007700">;<br /></font><font color="#0000BB">?&gt;</font>
</font>
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>
    </P
><P
>&#13;     See also <A
HREF="function.str-replace.html"
><B
CLASS="function"
>str_replace()</B
></A
> and
     <A
HREF="function.substr.html"
><B
CLASS="function"
>substr()</B
></A
>.
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