PHP gets all executed functions and classes of the current file_PHP tutorial

Get all executed functions and classes of the current file
array get_defined_functions (void)

// Returns a multidimensional array containing a list of all defined functions, both built-in (internal) and user-defined. Internal functions will be accessed via $adapt["internal"], and those defined in user using $adapt["user"] (see example below).

function myrow($id, $data)
{
    return "<tr><th>$id</th><td>$data</td></tr>n";
}

$arr = get_defined_functions();

print_r($arr);

array get_declared_classes ( void ) //返回在当前脚本中声明的类的名称的数组。

print_r(get_declared_classes());
/*
array
(
    [0] => stdclass
    [1] => __php_incomplete_class
    [2] => directory
)

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