php计算数组不为空元素个数的方法_PHP教程

$arr = array(
1=>"11",
2=>"22",
3=>"33",
4=>""
);
print_r(count(array_filter($arr)));
?>

http://www.bkjia.com/PHPjc/728106.htmlwww.bkjia.comtruehttp://www.bkjia.com/PHPjc/728106.htmlTechArticle复制代码 代码如下: ?php $arr = array( 1="11", 2="22", 3="33", 4="" ); print_r(count(array_filter($arr))); ?...