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Java 如何写入文件并添加';(s)及"x27 ;;_Java_File_Class_Bufferedwriter_Buffered - Fatal编程技术网

Java 如何写入文件并添加';(s)及"x27 ;;

Java 如何写入文件并添加';(s)及"x27 ;;,java,file,class,bufferedwriter,buffered,Java,File,Class,Bufferedwriter,Buffered,我正在使用BufferedWriter写入文件,当我输入此代码时 bfW.write("System.out.println("YOUR NEW PROGRAM IS COMPLETED");"); File_writer.java:93: error: ';' expected bfW.write("System.out.println("YOUR NEW PROGRAM IS COMPLETED");"); 这给了我一个错误: File_w

我正在使用BufferedWriter写入文件,当我输入此代码时

bfW.write("System.out.println("YOUR NEW PROGRAM IS COMPLETED");");
 File_writer.java:93: error: ';' expected                  
 bfW.write("System.out.println("YOUR NEW PROGRAM IS COMPLETED");");   
这给了我一个错误:

 File_writer.java:93: error: ';' expected                  
 bfW.write("System.out.println("YOUR NEW PROGRAM IS COMPLETED");");   

我该如何解决这个问题

您需要转义双引号:

 File_writer.java:93: error: ';' expected                  
 bfW.write("System.out.println("YOUR NEW PROGRAM IS COMPLETED");");   
bfW.write("System.out.println(\"YOUR NEW PROGRAM IS COMPLETED\");");
因此,如果要定义一个包含
”的
字符串,可以这样做:

 File_writer.java:93: error: ';' expected                  
 bfW.write("System.out.println("YOUR NEW PROGRAM IS COMPLETED");");   
String s = "I am a string with \"\"";
将有:

 File_writer.java:93: error: ';' expected                  
 bfW.write("System.out.println("YOUR NEW PROGRAM IS COMPLETED");");   
I am a string with ""

您正在尝试将什么写入文件?“你的新计划完成了”

 File_writer.java:93: error: ';' expected                  
 bfW.write("System.out.println("YOUR NEW PROGRAM IS COMPLETED");");   
那么代码应该是:

 File_writer.java:93: error: ';' expected                  
 bfW.write("System.out.println("YOUR NEW PROGRAM IS COMPLETED");");   
bfW.write("YOUR NEW PROGRAM IS COMPLETED");

OP不是这么问的。正如标题所说:如何写入文件并添加“'s和)”,OP想知道如何写入“或”字符