fbsql_fetch_field

Get column information from a result and return as an object (PHP 4 >= 4.0.6, PHP 5)
object fbsql_fetch_field ( resource result [, int field_offset] )

Used in order to obtain information about fields in a certain query result.

Parameters

result: A result identifier returned by fbsql_query() or fbsql_db_query().
field_offset: The numerical offset of the field. The field index starts at 0. If not specified, the next field that wasn't yet retrieved by fbsql_fetch_field() is retrieved.

Return Values

Returns an object containing field information, or FALSE on errors.

The properties of the object are:

name - column name
table - name of the table the column belongs to
max_length - maximum length of the column
not_null - 1 if the column cannot be NULL
type - the type of the column

Examples

Example 702. fbsql_fetch_field() example

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<?php

fbsql_connect($host, $user, $password)

    or die("Could not connect");
$result = fbsql_db_query("database", "select * from table")

    or die("Query failed");
# get column metadata
$i = 0;

while ($i < fbsql_num_fields($result)) {

    echo "Information for column $i:<br />\n";

    $meta = fbsql_fetch_field($result);

    if (!$meta) {

        echo "No information available<br />\n";

    }

    echo "<pre>

max_length:   $meta->max_length

name:         $meta->name

not_null:     $meta->not_null

table:        $meta->table

type:         $meta->type

</pre>";

    $i++;

}
fbsql_free_result($result);
?>

fbsql_fetch_field

Get column information from a result and return as an object (PHP 4 >= 4.0.6, PHP 5) object fbsql_fetch_field ( resource result [, int field_offset] )

Parameters

Return Values

Examples

Example 702. fbsql_fetch_field() example

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Get column information from a result and return as an object (PHP 4 >= 4.0.6, PHP 5)
object fbsql_fetch_field ( resource result [, int field_offset] )