如何将任何对象转换为字符串?
问题描述:
这是我的代码:
for (String toEmail : toEmailList)
{
Log.i("GMail","toEmail: "+toEmail);
emailMessage.addRecipient(Message.RecipientType.TO, new InternetAddress(toEmail));
}
请给我一些建议.
答
要将任何对象转换为字符串,Java中有几种方法
To convert any object to string there are several methods in Java
String convertedToString = String.valueOf(Object); //method 1
String convertedToString = "" + Object; //method 2
String convertedToString = Object.toString(); //method 3
我希望第一个和第三个
编辑
如果使用kotlin(官方android语言)
EDIT
If working in kotlin, the official android language
val number: Int = 12345
String convertAndAppendToString = "number = $number" //method 1
String convertObjectMemberToString = "number = ${Object.number}" //method 2
String convertedToString = Object.toString() //method 3