菜单切换
FACESOHO知行者
心灵
记录
远方
赞赏工具
源代码
运行
保存
"Cat","B"=>"Dog","c"=>"Horse","b"=>"Bird"); print_r(array_change_key_case($pets,CASE_UPPER)); ?>
运行结果
Array ( [A] => Cat [B] => Bird [C] => Horse )