array ( 0 => 'index.php', 1 => 'PHP Manual', ), 'head' => array ( 0 => 'UTF-8', 1 => 'zh', ), 'this' => array ( 0 => 'function.db2-field-num.php', 1 => 'db2_field_num', 2 => 'Returns the position of the named column in a result set', ), 'up' => array ( 0 => 'ref.ibm-db2.php', 1 => 'IBM DB2 函数', ), 'prev' => array ( 0 => 'function.db2-field-name.php', 1 => 'db2_field_name', ), 'next' => array ( 0 => 'function.db2-field-precision.php', 1 => 'db2_field_precision', ), 'alternatives' => array ( ), 'source' => array ( 'lang' => 'en', 'path' => 'reference/ibm_db2/functions/db2-field-num.xml', ), 'history' => array ( ), ); $setup["toc"] = $TOC; $setup["toc_deprecated"] = $TOC_DEPRECATED; $setup["parents"] = $PARENTS; manual_setup($setup); contributors($setup); ?>

db2_field_num

(PECL ibm_db2 >= 1.0.0)

db2_field_num — Returns the position of the named column in a result set

说明

db2_field_num(resource $stmt, int|string $column): int|false

Returns the position of the named column in a result set.

参数

stmt

Specifies a statement resource containing a result set.

column

Specifies the column in the result set. This can either be an integer representing the 0-indexed position of the column, or a string containing the name of the column.

返回值

Returns an integer containing the 0-indexed position of the named column in the result set. If the specified column does not exist in the result set, db2_field_num() returns false.

参见