Manual do PHP
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# ingres_field_nullable

(PHP 4 >= 4.0.2, PHP 5 <= 5.0.4)

ingres_field_nullable -- Test if a field is nullable

## Description

bool ingres_field_nullable ( int index [, resource link] )

ingres_field_nullable() returns `TRUE` if the field can be set to the `NULL` value and `FALSE` if it can't.

`index` is the number of the field and must be between 1 and the value given by ingres_num_fields().

See also ingres_query(), ingres_fetch_array(), ingres_fetch_object(), and ingres_fetch_row().

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