文字
fbsql_field_type
(PHP 4 >= 4.0.6, PHP 5, PHP 7)
fbsql_field_type — Get the type of the specified field in a result
说明
string fbsql_field_type
( resource
$result
[, int $field_offset
] )fbsql_field_type() is similar to the fbsql_field_name() function, but the field type is returned instead.
参数
-
result -
由 fbsql_query() 或 fbsql_db_query() 返回的结果标识符。
-
field_offset -
The numerical offset of the field. The field index starts at 0.
返回值
Returns the field type, as a string.
This can be one of int, real, string, blob, and others as detailed in the » FrontBase documentation.
范例
Example #1 fbsql_field_type() example
<?php
fbsql_connect ( "localhost" , "_SYSTEM" , "" );
fbsql_select_db ( "wisconsin" );
$result = fbsql_query ( "SELECT * FROM onek;" );
$fields = fbsql_num_fields ( $result );
$rows = fbsql_num_rows ( $result );
$i = 0 ;
$table = fbsql_field_table ( $result , $i );
echo "Your '" . $table . "' table has " . $fields . " fields and " . $rows . " records <br />" ;
echo "The table has the following fields <br />" ;
while ( $i < $fields ) {
$type = fbsql_field_type ( $result , $i );
$name = fbsql_field_name ( $result , $i );
$len = fbsql_field_len ( $result , $i );
$flags = fbsql_field_flags ( $result , $i );
echo $type . " " . $name . " " . $len . " " . $flags . "<br />" ;
$i ++;
}
fbsql_close ();
?> 参见
- fbsql_field_name() - Get the name of the specified field in a result