php按指定元素值去除数组元素的方法
?
dog,b=>cat,c=>horse);?
print_r($a);?
unset($a[array_search(cat,$a)]);//array_search(cat,$a)按元素值返回键名。去除后保持索引?
print_r($a);?
?>
查看array_search用法
显示结果
去除前：?
array?
(?
[a] => dog?
[b] => cat?
[c] => horse?
)
去除后：
array?
(?
[a] => dog?
[c] => horse?
)?