$entry = array(0 => '蓝色夏威夷的博客',
1 => false,
2 => 1,
3 => null,
4 => '',
5 => 'http://www.jb51.net',
6 => '0',
7 => array(),
8 => 0
);
$validarr = array_filter($entry);
print_r($validarr);
//输出结果:
Array
(
[0] => 蓝色夏威夷的博客
[2] => 1
[5] => http://www.jb51.net
)