Fix #51695: CLI interactive mode broken without readline/editline

features/commandline.xml

@@ -1594,6 +1594,17 @@ php >
     defined before called.
    </para>
   </note>
+
+  <section xml:id="features.commandline.interactive.mode">
+   <title>Interactive mode</title>
+   <para>
+    If the readline extension is not available, invoking the &cli.sapi; with the
+    <option>-a</option> option provides the interactive mode. In this mode, a
+    complete PHP script is supposed to be given via STDIN, and after termination
+    with <literal>CRTL+d</literal> (POSIX) or <literal>CTRL+z</literal>
+    followed by <literal>ENTER</literal> (Windows), this script is evaluated.
+   </para>
+  </section>
  </section>
  <!--}}}-->