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<documentation title="Default Values in Function Declarations">
<standard>
<![CDATA[
Arguments with default values go at the end of the argument list.
]]>
</standard>
<code_comparison>
<code title="Valid: argument with default value at end of declaration">
<![CDATA[
function connect($dsn, <em>$persistent = false</em>)
{
...
}
]]>
</code>
<code title="Invalid: argument with default value at start of declaration">
<![CDATA[
function connect(<em>$persistent = false</em>, $dsn)
{
...
}
]]>
</code>
</code_comparison>
</documentation>
|
