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>sqlite_fetch_column_types</H1
><DIV
CLASS="refnamediv"
><A
NAME="AEN216837"
></A
><P
>    (PHP 5)</P
>sqlite_fetch_column_types<P
>    (no version information, might be only in CVS)</P
>SQLiteDatabase-&#62;fetchColumnTypes&nbsp;--&nbsp;
   Return an array of column types from a particular table
  </DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN216841"
></A
><H2
>说明</H2
>array <B
CLASS="methodname"
>sqlite_fetch_column_types</B
> ( string table_name, resource dbhandle [, int result_type] )<BR
></BR
><P
>Object oriented style (method):</P
>class <B
CLASS="classname"
>SQLiteDatabase</B
> { <BR
></BR
>array <B
CLASS="methodname"
>fetchColumnTypes</B
> ( string table_name [, int result_type] )<BR
></BR
>}<P
>&#13;   <B
CLASS="function"
>sqlite_fetch_column_types()</B
> returns an array of column
   data types from the specified <CODE
CLASS="parameter"
>table_name</CODE
> table.
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN216871"
></A
><H2
>参数</H2
><P
>&#13;   <P
></P
><DIV
CLASS="variablelist"
><DL
><DT
><CODE
CLASS="parameter"
>table_name</CODE
></DT
><DD
><P
>&#13;       The table name to query.
      </P
></DD
><DT
><CODE
CLASS="parameter"
>dbhandle</CODE
></DT
><DD
><P
>&#13;       The SQLite Database resource; returned from <A
HREF="function.sqlite-open.html"
><B
CLASS="function"
>sqlite_open()</B
></A
>
       when used procedurally.  This parameter is not required
       when using the object-oriented method.
      </P
></DD
><DT
><CODE
CLASS="parameter"
>result_type</CODE
></DT
><DD
><P
>&#13;       The optional <CODE
CLASS="parameter"
>result_type</CODE
> parameter accepts a
       constant and determines how the returned array will be indexed. Using
       <TT
CLASS="constant"
><B
>SQLITE_ASSOC</B
></TT
> will return only associative indices
       (named fields) while <TT
CLASS="constant"
><B
>SQLITE_NUM</B
></TT
> will return only
       numerical indices (ordinal field numbers).
       <TT
CLASS="constant"
><B
>SQLITE_BOTH</B
></TT
> will return both associative and
       numerical indices. <TT
CLASS="constant"
><B
>SQLITE_ASSOC</B
></TT
> is the default for
       this function.
      </P
></DD
></DL
></DIV
>
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN216896"
></A
><H2
>返回值</H2
><P
>&#13;   Returns an array of column data types; <TT
CLASS="constant"
><B
>FALSE</B
></TT
> on error.
  </P
><P
>由
<TT
CLASS="constant"
><B
>SQLITE_ASSOC</B
></TT
> 和 <TT
CLASS="constant"
><B
>SQLITE_BOTH</B
></TT
>
返回的列名会根据
<A
HREF="ref.sqlite.html#ini.sqlite.assoc-case"
>sqlite.assoc_case</A
>
配置选项的值来决定大小写。</P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN216904"
></A
><H2
>更新日志</H2
><P
>&#13;   <DIV
CLASS="informaltable"
><P
></P
><A
NAME="AEN216907"
></A
><TABLE
BORDER="1"
CLASS="CALSTABLE"
><COL><COL><THEAD
><TR
><TH
>版本</TH
><TH
>说明</TH
></TR
></THEAD
><TBODY
><TR
><TD
>5.1.0</TD
><TD
>Added <CODE
CLASS="parameter"
>result_type</CODE
></TD
></TR
></TBODY
></TABLE
><P
></P
></DIV
>
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN216918"
></A
><H2
>范例</H2
><P
>&#13;   <TABLE
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><TR
><TD
><DIV
CLASS="example"
><A
NAME="AEN216921"
></A
><P
><B
>例 1. Procedural example</B
></P
><TABLE
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BGCOLOR="#E0E0E0"
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><TR
><TD
><code><font color="#000000">
<font color="#0000BB">&lt;?php<br />$db </font><font color="#007700">= </font><font color="#0000BB">sqlite_open</font><font color="#007700">(</font><font color="#DD0000">'mysqlitedb'</font><font color="#007700">);<br /></font><font color="#0000BB">sqlite_query</font><font color="#007700">(</font><font color="#0000BB">$db</font><font color="#007700">, </font><font color="#DD0000">'CREATE TABLE foo (bar varchar(10), arf text)'</font><font color="#007700">);<br /></font><font color="#0000BB">$cols </font><font color="#007700">= </font><font color="#0000BB">sqlite_fetch_column_types</font><font color="#007700">(</font><font color="#DD0000">'foo'</font><font color="#007700">, </font><font color="#0000BB">$db</font><font color="#007700">, </font><font color="#0000BB">SQLITE_ASSOC</font><font color="#007700">);<br /><br />foreach (</font><font color="#0000BB">$cols </font><font color="#007700">as </font><font color="#0000BB">$column </font><font color="#007700">=&gt; </font><font color="#0000BB">$type</font><font color="#007700">) {<br />&nbsp;&nbsp;&nbsp;&nbsp;echo </font><font color="#DD0000">"Column: $column&nbsp;&nbsp;Type: $type"</font><font color="#007700">;<br />}<br /></font><font color="#0000BB">?&gt;</font>
</font>
</code></TD
></TR
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></DIV
></TD
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>
  </P
><P
>&#13;   <TABLE
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><TR
><TD
><DIV
CLASS="example"
><A
NAME="AEN216925"
></A
><P
><B
>例 2. Object-oriented example</B
></P
><TABLE
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><TD
><code><font color="#000000">
<font color="#0000BB">&lt;?php<br />$db </font><font color="#007700">= new </font><font color="#0000BB">SQLiteDatabase</font><font color="#007700">(</font><font color="#DD0000">'mysqlitedb'</font><font color="#007700">);<br /></font><font color="#0000BB">$db</font><font color="#007700">-&gt;</font><font color="#0000BB">query</font><font color="#007700">(</font><font color="#DD0000">'CREATE TABLE foo (bar varchar(10), arf text)'</font><font color="#007700">);<br /></font><font color="#0000BB">$cols </font><font color="#007700">= </font><font color="#0000BB">$db</font><font color="#007700">-&gt;</font><font color="#0000BB">fetchColumnTypes</font><font color="#007700">(</font><font color="#DD0000">'foo'</font><font color="#007700">, </font><font color="#0000BB">SQLITE_ASSOC</font><font color="#007700">);<br /><br />foreach (</font><font color="#0000BB">$cols </font><font color="#007700">as </font><font color="#0000BB">$column </font><font color="#007700">=&gt; </font><font color="#0000BB">$type</font><font color="#007700">) {<br />&nbsp;&nbsp;&nbsp;&nbsp;echo </font><font color="#DD0000">"Column: $column&nbsp;&nbsp;Type: $type"</font><font color="#007700">;<br />}<br /></font><font color="#0000BB">?&gt;</font>
</font>
</code></TD
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><P
>上例将输出：</P
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><PRE
CLASS="screen"
>Column: bar  Type: VARCHAR
Column: arf  Type: TEXT</PRE
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>
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