self.accountTextField.leftViewMode=UITextFieldViewModeAlways;
UIView*leftView1=[[UIViewalloc]initWithFrame:CGRectMake(0,0,20,50)];
self.accountTextField.leftView= leftView1;
希望能帮到遇到同样问题其他小伙伴。动动小手，鼓励下达若，点下小心心吧❤️ ~
三行代码实现UITextField的左边距
来源：要发发知识网