What is the java print output statement?

The print output statements include: print "System.out.println();" with line breaks, print "System.out.print();" without line breaks, and print bytes "System.out.write();" ”, output according to the format “System.out.printf();”.

There are four types of output statements in Java:

System.out.println(1111);//换行打印
System.out.print(1111);//不换行打印
System.out.write(2222);//字节输出
System.out.printf("%+8.3f\n", 3.14);//按格式输出

System.out.println(); Yes The most commonly used output statement, it will convert the content in parentheses into a string and output it to the output window (console), and wrap the line. When the output is a basic data type, it will be automatically converted into a string. If the output is An object will automatically call the object's toString(); method and output the return value to the console.

System.out.print(); is very similar to the first one. The difference is that there will be a new line after the previous output. , and this command does not wrap after output.

System.out.printf(); This method continues the output method of C language and outputs through formatted text and parameter list.

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