IOS笔记 搜索框

//搜索

UISearchBar *searchBarCustom = [[UISearchBaralloc]
initWithFrame:CGRectMake(834,10 ,180,24)];
searchBarCustom.backgroundColor = [UIColorclearColor];
//修改搜索框背景
searchBarCustom.delegate=self;
searchBarCustom.placeholder=@"会员卡号";
[[searchBarCustom.subviewsobjectAtIndex:0]removeFromSuperview];
//去掉搜索框背景

for (UIView *subview
in searchBarCustom.subviews) {
if ([subviewisKindOfClass:NSClassFromString(@"UISearchBarBackground")])
{
[subviewremoveFromSuperview];

break;
}
}