php-doc-en/reference/oci8/functions/oci-field-is-null.xml
2004-04-01 08:11:29 +00:00

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<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision: 1.2 $ -->
<refentry id="function.oci-field-is-null">
<refnamediv>
<refname>oci_field_is_null</refname>
<refpurpose>Checks if the field is &null;</refpurpose>
</refnamediv>
<refsect1>
<title>Description</title>
<methodsynopsis>
<type>bool</type><methodname>oci_field_is_null</methodname>
<methodparam><type>resource</type><parameter>stmt</parameter></methodparam>
<methodparam><type>mixed</type><parameter>field</parameter></methodparam>
</methodsynopsis>
<para>
<function>oci_field_is_null</function> returns &true; if field
<parameter>field</parameter> from the <parameter>statement</parameter> is
&null;. Parameter <parameter>field</parameter> could be a field's index
or a field's name (uppercased).
</para>
<note>
<para>
In PHP versions before 5.0.0 you must use <function>ocicolumnisnull</function> instead.
This name still can be used, it was left as alias of
<function>oci_field_is_null</function> for downwards compatability.
This, however, is deprecated and not recommended.
</para>
</note>
</refsect1>
</refentry>
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