Sophie: php-manual-zh-5.2.4-1mdv2008.1 noarch

php-manual-zh-5.2.4-1mdv2008.1.noarch.rpm

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><H1
><A
NAME="function.mysqli-stmt-bind-param"
></A
>mysqli_stmt_bind_param</H1
><DIV
CLASS="refnamediv"
><A
NAME="AEN141793"
></A
><P
>    (PHP 5)</P
>mysqli_stmt_bind_param<P
>    (no version information, might be only in CVS)</P
>stmt-&#62;bind_param()&nbsp;--&nbsp;Binds variables to a prepared statement as parameters</DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN141797"
></A
><H2
>说明</H2
><P
>Procedural style:</P
>bool <B
CLASS="methodname"
>mysqli_stmt_bind_param</B
> ( mysqli_stmt stmt, string types, mixed &#38;var1 [, mixed &#38;...] )<BR
></BR
><P
>Object oriented style (method):</P
>class <B
CLASS="classname"
>mysqli_stmt</B
> { <BR
></BR
>bool <B
CLASS="methodname"
>bind_param</B
> ( string types, mixed &#38;var1 [, mixed &#38;...] )<BR
></BR
>}<P
>&#13;   Bind variables for the parameter markers in the SQL statement that was
   passed to <A
HREF="function.mysqli-prepare.html"
><B
CLASS="function"
>mysqli_prepare()</B
></A
>.
  </P
><DIV
CLASS="note"
><BLOCKQUOTE
CLASS="note"
><P
><B
>注意: </B
>
    If data size of a variable exceeds max. allowed packet size
    (max_allowed_packet), you have to specify <TT
CLASS="literal"
>b</TT
> in
    <CODE
CLASS="parameter"
>types</CODE
> and use
    <A
HREF="function.mysqli-stmt-send-long-data.html"
><B
CLASS="function"
>mysqli_stmt_send_long_data()</B
></A
> to send the data in packets.
   </P
></BLOCKQUOTE
></DIV
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN141838"
></A
><H2
>参数</H2
><P
>&#13;   <P
></P
><DIV
CLASS="variablelist"
><DL
><DT
><CODE
CLASS="parameter"
>&#13;stmt</CODE
></DT
><DD
><P
>Procedural style only: A statement identifier
returned by <A
HREF="function.mysqli-stmt-init.html"
><B
CLASS="function"
>mysqli_stmt_init()</B
></A
>.</P
></DD
><DT
><CODE
CLASS="parameter"
>types</CODE
></DT
><DD
><P
>&#13;       A string that contains one or more characters which specify the types
       for the corresponding bind variables:
       <DIV
CLASS="table"
><A
NAME="AEN141853"
></A
><P
><B
>表 1. Type specification chars</B
></P
><TABLE
BORDER="1"
CLASS="CALSTABLE"
><COL><COL><THEAD
><TR
><TH
>Character</TH
><TH
>Description</TH
></TR
></THEAD
><TBODY
><TR
><TD
>i</TD
><TD
>corresponding variable has type integer</TD
></TR
><TR
><TD
>d</TD
><TD
>corresponding variable has type double</TD
></TR
><TR
><TD
>s</TD
><TD
>corresponding variable has type string</TD
></TR
><TR
><TD
>b</TD
><TD
>corresponding variable is a blob and will be sent in packets</TD
></TR
></TBODY
></TABLE
></DIV
>
      </P
></DD
><DT
><CODE
CLASS="parameter"
>var1</CODE
></DT
><DD
><P
>&#13;       The number of variables and length of string 
       <CODE
CLASS="parameter"
>types</CODE
> must match the parameters in the statement.
      </P
></DD
></DL
></DIV
>
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN141879"
></A
><H2
>返回值</H2
><P
>&#13;   如果成功则返回 <TT
CLASS="constant"
><B
>TRUE</B
></TT
>，失败则返回 <TT
CLASS="constant"
><B
>FALSE</B
></TT
>。
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN141884"
></A
><H2
>范例</H2
><TABLE
WIDTH="100%"
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CLASS="EXAMPLE"
><TR
><TD
><DIV
CLASS="example"
><A
NAME="AEN141886"
></A
><P
><B
>例 1. Object oriented style</B
></P
><TABLE
BORDER="0"
BGCOLOR="#E0E0E0"
CELLPADDING="5"
><TR
><TD
><code><font color="#000000">
<font color="#0000BB">&lt;?php<br />$mysqli </font><font color="#007700">= new </font><font color="#0000BB">mysqli</font><font color="#007700">(</font><font color="#DD0000">'localhost'</font><font color="#007700">, </font><font color="#DD0000">'my_user'</font><font color="#007700">, </font><font color="#DD0000">'my_password'</font><font color="#007700">, </font><font color="#DD0000">'world'</font><font color="#007700">);<br /><br /></font><font color="#FF8000">/* check connection */<br /></font><font color="#007700">if (</font><font color="#0000BB">mysqli_connect_errno</font><font color="#007700">()) {<br />&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#0000BB">printf</font><font color="#007700">(</font><font color="#DD0000">"Connect failed: %s\n"</font><font color="#007700">, </font><font color="#0000BB">mysqli_connect_error</font><font color="#007700">());<br />&nbsp;&nbsp;&nbsp;&nbsp;exit();<br />}<br /><br /></font><font color="#0000BB">$stmt </font><font color="#007700">= </font><font color="#0000BB">$mysqli</font><font color="#007700">-&gt;</font><font color="#0000BB">prepare</font><font color="#007700">(</font><font color="#DD0000">"INSERT INTO CountryLanguage VALUES (?, ?, ?, ?)"</font><font color="#007700">);<br /></font><font color="#0000BB">$stmt</font><font color="#007700">-&gt;</font><font color="#0000BB">bind_param</font><font color="#007700">(</font><font color="#DD0000">'sssd'</font><font color="#007700">, </font><font color="#0000BB">$code</font><font color="#007700">, </font><font color="#0000BB">$language</font><font color="#007700">, </font><font color="#0000BB">$official</font><font color="#007700">, </font><font color="#0000BB">$percent</font><font color="#007700">);<br /><br /></font><font color="#0000BB">$code </font><font color="#007700">= </font><font color="#DD0000">'DEU'</font><font color="#007700">;<br /></font><font color="#0000BB">$language </font><font color="#007700">= </font><font color="#DD0000">'Bavarian'</font><font color="#007700">;<br /></font><font color="#0000BB">$official </font><font color="#007700">= </font><font color="#DD0000">"F"</font><font color="#007700">;<br /></font><font color="#0000BB">$percent </font><font color="#007700">= </font><font color="#0000BB">11.2</font><font color="#007700">;<br /><br /></font><font color="#FF8000">/* execute prepared statement */<br /></font><font color="#0000BB">$stmt</font><font color="#007700">-&gt;</font><font color="#0000BB">execute</font><font color="#007700">();<br /><br /></font><font color="#0000BB">printf</font><font color="#007700">(</font><font color="#DD0000">"%d Row inserted.\n"</font><font color="#007700">, </font><font color="#0000BB">$stmt</font><font color="#007700">-&gt;</font><font color="#0000BB">affected_rows</font><font color="#007700">);<br /><br /></font><font color="#FF8000">/* close statement and connection */<br /></font><font color="#0000BB">$stmt</font><font color="#007700">-&gt;</font><font color="#0000BB">close</font><font color="#007700">();<br /><br /></font><font color="#FF8000">/* Clean up table CountryLanguage */<br /></font><font color="#0000BB">$mysqli</font><font color="#007700">-&gt;</font><font color="#0000BB">query</font><font color="#007700">(</font><font color="#DD0000">"DELETE FROM CountryLanguage WHERE Language='Bavarian'"</font><font color="#007700">);<br /></font><font color="#0000BB">printf</font><font color="#007700">(</font><font color="#DD0000">"%d Row deleted.\n"</font><font color="#007700">, </font><font color="#0000BB">$mysqli</font><font color="#007700">-&gt;</font><font color="#0000BB">affected_rows</font><font color="#007700">);<br /><br /></font><font color="#FF8000">/* close connection */<br /></font><font color="#0000BB">$mysqli</font><font color="#007700">-&gt;</font><font color="#0000BB">close</font><font color="#007700">();<br /></font><font color="#0000BB">?&gt;</font>
</font>
</code></TD
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CLASS="EXAMPLE"
><TR
><TD
><DIV
CLASS="example"
><A
NAME="AEN141889"
></A
><P
><B
>例 2. Procedural style</B
></P
><TABLE
BORDER="0"
BGCOLOR="#E0E0E0"
CELLPADDING="5"
><TR
><TD
><code><font color="#000000">
<font color="#0000BB">&lt;?php<br />$link </font><font color="#007700">= </font><font color="#0000BB">mysqli_connect</font><font color="#007700">(</font><font color="#DD0000">'localhost'</font><font color="#007700">, </font><font color="#DD0000">'my_user'</font><font color="#007700">, </font><font color="#DD0000">'my_password'</font><font color="#007700">, </font><font color="#DD0000">'world'</font><font color="#007700">);<br /><br /></font><font color="#FF8000">/* check connection */<br /></font><font color="#007700">if (!</font><font color="#0000BB">$link</font><font color="#007700">) {<br />&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#0000BB">printf</font><font color="#007700">(</font><font color="#DD0000">"Connect failed: %s\n"</font><font color="#007700">, </font><font color="#0000BB">mysqli_connect_error</font><font color="#007700">());<br />&nbsp;&nbsp;&nbsp;&nbsp;exit();<br />}<br /><br /></font><font color="#0000BB">$stmt </font><font color="#007700">= </font><font color="#0000BB">mysqli_prepare</font><font color="#007700">(</font><font color="#0000BB">$link</font><font color="#007700">, </font><font color="#DD0000">"INSERT INTO CountryLanguage VALUES (?, ?, ?, ?)"</font><font color="#007700">);<br /></font><font color="#0000BB">mysqli_stmt_bind_param</font><font color="#007700">(</font><font color="#0000BB">$stmt</font><font color="#007700">, </font><font color="#DD0000">'sssd'</font><font color="#007700">, </font><font color="#0000BB">$code</font><font color="#007700">, </font><font color="#0000BB">$language</font><font color="#007700">, </font><font color="#0000BB">$official</font><font color="#007700">, </font><font color="#0000BB">$percent</font><font color="#007700">);<br /><br /></font><font color="#0000BB">$code </font><font color="#007700">= </font><font color="#DD0000">'DEU'</font><font color="#007700">;<br /></font><font color="#0000BB">$language </font><font color="#007700">= </font><font color="#DD0000">'Bavarian'</font><font color="#007700">;<br /></font><font color="#0000BB">$official </font><font color="#007700">= </font><font color="#DD0000">"F"</font><font color="#007700">;<br /></font><font color="#0000BB">$percent </font><font color="#007700">= </font><font color="#0000BB">11.2</font><font color="#007700">;<br /><br /></font><font color="#FF8000">/* execute prepared statement */<br /></font><font color="#0000BB">mysqli_stmt_execute</font><font color="#007700">(</font><font color="#0000BB">$stmt</font><font color="#007700">);<br /><br /></font><font color="#0000BB">printf</font><font color="#007700">(</font><font color="#DD0000">"%d Row inserted.\n"</font><font color="#007700">, </font><font color="#0000BB">mysqli_stmt_affected_rows</font><font color="#007700">(</font><font color="#0000BB">$stmt</font><font color="#007700">));<br /><br /></font><font color="#FF8000">/* close statement and connection */<br /></font><font color="#0000BB">mysqli_stmt_close</font><font color="#007700">(</font><font color="#0000BB">$stmt</font><font color="#007700">);<br /><br /></font><font color="#FF8000">/* Clean up table CountryLanguage */<br /></font><font color="#0000BB">mysqli_query</font><font color="#007700">(</font><font color="#0000BB">$link</font><font color="#007700">, </font><font color="#DD0000">"DELETE FROM CountryLanguage WHERE Language='Bavarian'"</font><font color="#007700">);<br /></font><font color="#0000BB">printf</font><font color="#007700">(</font><font color="#DD0000">"%d Row deleted.\n"</font><font color="#007700">, </font><font color="#0000BB">mysqli_affected_rows</font><font color="#007700">(</font><font color="#0000BB">$link</font><font color="#007700">));<br /><br /></font><font color="#FF8000">/* close connection */<br /></font><font color="#0000BB">mysqli_close</font><font color="#007700">(</font><font color="#0000BB">$link</font><font color="#007700">);<br /></font><font color="#0000BB">?&gt;</font>
</font>
</code></TD
></TR
></TABLE
></DIV
></TD
></TR
></TABLE
><P
>上例将输出：</P
><TABLE
BORDER="0"
BGCOLOR="#E0E0E0"
CELLPADDING="5"
><TR
><TD
><PRE
CLASS="screen"
>1 Row inserted.
1 Row deleted.</PRE
></TD
></TR
></TABLE
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN141894"
></A
><H2
>参见</H2
><P
>&#13;   <P
></P
><TABLE
BORDER="0"
><TBODY
><TR
><TD
><A
HREF="function.mysqli-stmt-bind-result.html"
><B
CLASS="function"
>mysqli_stmt_bind_result()</B
></A
></TD
></TR
><TR
><TD
><A
HREF="function.mysqli-stmt-execute.html"
><B
CLASS="function"
>mysqli_stmt_execute()</B
></A
></TD
></TR
><TR
><TD
><A
HREF="function.mysqli-stmt-fetch.html"
><B
CLASS="function"
>mysqli_stmt_fetch()</B
></A
></TD
></TR
><TR
><TD
><A
HREF="function.mysqli-prepare.html"
><B
CLASS="function"
>mysqli_prepare()</B
></A
></TD
></TR
><TR
><TD
><A
HREF="function.mysqli-stmt-send-long-data.html"
><B
CLASS="function"
>mysqli_stmt_send_long_data()</B
></A
></TD
></TR
><TR
><TD
><A
HREF="function.mysqli-stmt-errno.html"
><B
CLASS="function"
>mysqli_stmt_errno()</B
></A
></TD
></TR
><TR
><TD
><A
HREF="function.mysqli-stmt-error.html"
><B
CLASS="function"
>mysqli_stmt_error()</B
></A
></TD
></TR
></TBODY
></TABLE
><P
></P
>
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