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Fix and clarify parameter description, respectively

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Negative values other than -1 have undefined behavior according to
<https://sqlite.org/c3ref/create_function.html>.

git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@342156 c90b9560-bf6c-de11-be94-00142212c4b1
This commit is contained in:
Christoph Michael Becker 2017-03-17 14:17:07 +00:00
parent 73ccd04e7d
commit 95f1473b20
2 changed files with 5 additions and 4 deletions
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7
reference/pdo_sqlite/PDO/sqliteCreateFunction.xml
View file

@ -14,7 +14,7 @@
<modifier>public</modifier> <type>bool</type><methodname>PDO::sqliteCreateFunction</methodname>
<methodparam><type>string</type><parameter>function_name</parameter></methodparam>
<methodparam><type>callable</type><parameter>callback</parameter></methodparam>
<methodparam choice="opt"><type>int</type><parameter>num_args</parameter></methodparam>
<methodparam choice="opt"><type>int</type><parameter>num_args</parameter><initializer>-1</initializer></methodparam>
<methodparam choice="opt"><type>int</type><parameter>flags</parameter><initializer>0</initializer></methodparam>
</methodsynopsis>
&warn.experimental.func;
@ -60,8 +60,9 @@
<term><parameter>num_args</parameter></term>
<listitem>
<para>
Hint to the SQLite parser if the callback function accepts a
predetermined number of arguments.
The number of arguments that the SQL function takes. If
this parameter is <literal>-1</literal>, then the SQL function may take
any number of arguments.
</para>
</listitem>
</varlistentry>

2
reference/sqlite3/sqlite3/createfunction.xml
View file

@ -48,7 +48,7 @@
<listitem>
<para>
The number of arguments that the SQL function takes. If
this parameter is negative, then the SQL function may take
this parameter is <literal>-1</literal>, then the SQL function may take
any number of arguments.
</para>
</listitem>