A multi-line loop to print all the environment variables in lowercase, with the first letter uppercase, and sorted, using map 使用map,并且除首字母大写(LU)外、以小写字母打印并排序所有环境变量的多行循环
Or you can type the shortcut letter in uppercase for the name of the option that you want to select. 此外,还可以输入您想要选择的选项的名称的首位大写字母,这是一种快捷方式。
To follow the JavaBeans convention, I convert the first letter of the property name to uppercase, then prepend get to construct the read method name and set to construct the write method name. 为了遵循JavaBeans惯例,我把属性名的首字母改为大写,然后预先考虑get来创建读方法名,set来创建写方法名。
Attribute names start with a lowercase letter, while element and type names start with an uppercase letter. 属性名以小写字母打头,而元素和类型名称以大写字母打头。