php-doc-en/reference/dba/functions/dba-delete.xml

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  <refentry id="function.dba-delete">
   <refnamediv>
    <refname>dba_delete</refname>
    <refpurpose>Delete entry specified by key</refpurpose>
   </refnamediv>
   <refsect1>
    <title>Description</title>
     <methodsynopsis>
      <type>bool</type><methodname>dba_delete</methodname>
      <methodparam><type>string</type><parameter>key</parameter></methodparam>
      <methodparam><type>resource</type><parameter>handle</parameter></methodparam>
     </methodsynopsis>
    <para>
     <function>dba_delete</function> deletes the entry specified by
     <parameter>key</parameter> from the database specified with
     <parameter>handle</parameter>.
    </para>
    <para>
     <parameter>key</parameter> is the key of the entry which is
     deleted.
    </para>
    <para>
     <parameter>handle</parameter> is a database handle returned by
     <function>dba_open</function>.
    </para>
    <para>
     <function>dba_delete</function> returns &true; or &false;, if the entry is
     deleted or not deleted, respectively.
    </para>
    <para>
     See also: <function>dba_exists</function>,
     <function>dba_fetch</function>, <function>dba_insert</function>,
     and <function>dba_replace</function>.
    </para>
   </refsect1>
  </refentry>

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