fdf_set_flags

(PHP 4 >= 4.0.2, PHP 5 < 5.3.0, PECL fdf SVN)

fdf_set_flags — Sets a flag of a field

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

Sets certain flags of the given field.

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

成功时返回 true，或者在失败时返回 false。

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