java compiler

编译器类enable()方法 (Compiler Class enable() method)

• enable() method is available in java.lang package.

  enable()方法在java.lang包中可用。

• enable() method is used to cause the compiler to resume operation which is stopped by using a disable() method.

  enable()方法用于使编译器恢复通过使用disable()方法停止的操作。

• enable() method is a static method, it is accessible with the class name and if we try to access the method with the class object then we will not get any error.

  enable()方法是一个静态方法，可以使用类名称进行访问，如果尝试使用类对象访问该方法，则不会出现任何错误。

• enable() method does not throw an exception at the time of resuming operation.

  enable()方法在恢复操作时不会引发异常。

Syntax:

句法：

    public static void enable();

Parameter(s):

参数：

• It does not accept any parameter.

  它不接受任何参数。

Return value:

返回值：

The return type of this method is void, it returns nothing.

此方法的返回类型为void ，不返回任何内容。

Example:

例：

// Java program to demonstrate the example 
// of void enable() method of Compiler 

public class Enable {
    public static void main(String args[]) {

        // This code is to check whether Compiler is enabled or not 
        Compiler.enable();
        System.out.println("Enabled Compiler by using enable() ");

        Compiler.command("{java.lang.Byte.*} (compile)");

        byte by = 20;
        Byte b = new Byte(by);

        // Display value
        System.out.println("b = " + b);
    }
}

Output

输出量

Enabled Compiler by using enable() 
b = 20

翻译自: https://www.includehelp.com/java/compiler-enable-method-with-example.aspx

java compiler