按指定元素值去除数组元素
<BR><?php <BR>//去除值为"Cat"的元素 <BR>$a=array("a"=>"Dog","b"=>"Cat","c"=>"Horse"); <BR>print_r($a); <BR>unset($a[array_search("Cat",$a)]);//array_search("Cat",$a)按元素值返回键名。去除后保持索引 <BR>print_r($a); <BR>?> <BR>
查看array_search用法
显示结果
去除前:
Array
(
[a] => Dog
[b] => Cat¥本文来源gaodai#ma#com搞@@代~&码网^搞gaodaima代码
[c] => Horse
)
去除后:
Array
(
[a] => Dog
[c] => Horse
)