# fdf_set_flags

(PHP 4 >= 4.0.2, PHP 5, PHP 7)

fdf_set_flags — Sets a flag of a field

### Description

fdf_set_flags ( resource `$fdf_document` , string `$fieldname` , int `$whichFlags` , int `$newFlags` ) : bool

Sets certain flags of the given field.

### Parameters

`fdf_document`

  The FDF document handle, returned by fdf_create(), fdf_open() or fdf_open_string().

`fieldname`

  Name of the FDF field, as a string.

`whichFlags`

`newFlags`

### Return Values

Returns `TRUE` on success or `FALSE` on failure.

### See Also

- fdf_set_opt() - Sets an option of a field