iOS 让textField光标移动位置

让textField光标让右移动10个像素位置：

UIView * view = [[UIView alloc] initWithFrame:CGRectMake(0, 0, 10, 40)];

self.textField.leftView = view;

self.textField.leftViewMode = UITextFieldViewModeAlways;

原文：http://www.cnblogs.com/tongyuling/p/4998088.html