phpstudy所有软件,已经通过360安全检测认证,phpstudy linux web面板(docker),已发布安全检测与修复

fbsql_fetch_field

fbsql_fetch_field

(PHP 4 >= 4.0.6, PHP 5)

fbsql_fetch_fieldGet column information from a result and return as an object

说明

object fbsql_fetch_field ( resource $result [, int $field_offset ] )

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

参数

result

fbsql_query()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. If not specified, the next field that wasn't yet retrieved by fbsql_fetch_field() is retrieved.

返回值

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

范例

Example #1 fbsql_fetch_field() example

<?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 /> ";
    
$meta fbsql_fetch_field($result);
    if (!
$meta) {
        echo 
"No information available<br /> ";
    }
    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);
?>

参见


  • fbsql_affected_rows
  • fbsql_autocommit
  • fbsql_blob_size
  • fbsql_change_user
  • fbsql_clob_size
  • fbsql_close
  • fbsql_commit
  • fbsql_connect
  • fbsql_create_blob
  • fbsql_create_clob
  • fbsql_create_db
  • fbsql_database
  • fbsql_database_password
  • fbsql_data_seek
  • fbsql_db_query
  • fbsql_db_status
  • fbsql_drop_db
  • fbsql_errno
  • fbsql_error
  • fbsql_fetch_array
  • fbsql_fetch_assoc
  • fbsql_fetch_field
  • fbsql_fetch_lengths
  • fbsql_fetch_object
  • fbsql_fetch_row
  • fbsql_field_flags
  • fbsql_field_len
  • fbsql_field_name
  • fbsql_field_seek
  • fbsql_field_table
  • fbsql_field_type
  • fbsql_free_result
  • fbsql_get_autostart_info
  • fbsql_hostname
  • fbsql_insert_id
  • fbsql_list_dbs
  • fbsql_list_fields
  • fbsql_list_tables
  • fbsql_next_result
  • fbsql_num_fields
  • fbsql_num_rows
  • fbsql_password
  • fbsql_pconnect
  • fbsql_query
  • fbsql_read_blob
  • fbsql_read_clob
  • fbsql_result
  • fbsql_rollback
  • fbsql_rows_fetched
  • fbsql_select_db
  • fbsql_set_characterset
  • fbsql_set_lob_mode
  • fbsql_set_password
  • fbsql_set_transaction
  • fbsql_start_db
  • fbsql_stop_db
  • fbsql_tablename
  • fbsql_table_name
  • fbsql_username
  • fbsql_warnings
  • PHP MySQL HTML CSS JavaScript MSSQL AJAX .NET JSP Linux Mac ASP 服务器 SQL jQuery C# C++ java Android IOS oracle MongoDB SQLite wamp 交通频道

    无数据提示还没有评论,楼主喊你快去抢前排~~~我要评论
    微信扫码登陆

    打开 微信
    扫一扫登录