PHP Manual
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fbsql_field_flags

(PHP 4 >= 4.0.6, PHP 5)

fbsql_field_flags --  Get the flags associated with the specified field in a result

说明

string fbsql_field_flags ( resource result [, int field_offset] )

fbsql_field_flags() returns the field flags of the specified field. The flags are reported as a single word per flag separated by a single space, so that you can split the returned value using explode().

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