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ibase_num_fields

ibase_num_fields

(PHP 4, PHP 5)

ibase_num_fieldsGet the number of fields in a result set

说明

int ibase_num_fields ( resource $result_id )

Get the number of fields in a result set.

参数

result_id

An InterBase result identifier.

返回值

Returns the number of fields as an integer.

范例

Example #1 ibase_num_fields() example

<?php
$rs 
ibase_query("SELECT * FROM tablename");
$coln ibase_num_fields($rs);
for (
$i 0$i $coln$i++) {
    
$col_info ibase_field_info($rs$i);
    echo 
"name: " $col_info['name'] . " ";
    echo 
"alias: " $col_info['alias'] . " ";
    echo 
"relation: " $col_info['relation'] . " ";
    echo 
"length: " $col_info['length'] . " ";
    echo 
"type: " $col_info['type'] . " ";
}
?>

参见


  • ibase_add_user
  • ibase_affected_rows
  • ibase_backup
  • ibase_blob_add
  • ibase_blob_cancel
  • ibase_blob_close
  • ibase_blob_create
  • ibase_blob_echo
  • ibase_blob_get
  • ibase_blob_import
  • ibase_blob_info
  • ibase_blob_open
  • ibase_close
  • ibase_commit
  • ibase_commit_ret
  • ibase_connect
  • ibase_db_info
  • ibase_delete_user
  • ibase_drop_db
  • ibase_errcode
  • ibase_errmsg
  • ibase_execute
  • ibase_fetch_assoc
  • ibase_fetch_object
  • ibase_fetch_row
  • ibase_field_info
  • ibase_free_event_handler
  • ibase_free_query
  • ibase_free_result
  • ibase_gen_id
  • ibase_maintain_db
  • ibase_modify_user
  • ibase_name_result
  • ibase_num_fields
  • ibase_num_params
  • ibase_param_info
  • ibase_pconnect
  • ibase_prepare
  • ibase_query
  • ibase_restore
  • ibase_rollback
  • ibase_rollback_ret
  • ibase_server_info
  • ibase_service_attach
  • ibase_service_detach
  • ibase_set_event_handler
  • ibase_timefmt
  • ibase_trans
  • ibase_wait_event
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