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我无法正确运行此代码..请帮帮我

public static void main(String[] args){     
     Console console = System.console();    // unable to fetch anything. It returns null
    if (console == null) {
        System.out.println("Unable to fetch console");
        return;
    }
    System.out.println("Enter your name: ");   //compiler doesn't come till here 
    String n=console.readLine();    
    System.out.println("Welcome "+n);   
}
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0 回答 0