php组合生成一个特殊数组的问题

Question

两个原数组$arr['id']=array(
[0]=>'1',
[1]=>false,
[2]=>'3',
[3]=>'4',
)
$arr['name']=array(
[0]=>'zhang',
[1]=>'li',
[2]=>'du',
)需要生成的数组array(
[0]=>array('id'=>'1','name'=>'zhang'),
[1]=>array('id'=>false,'name'=>''),
[2]=>array('id'=>'3','name'=>'li'),
[3]=>array('id'=>'4','name'=>'du'),
)