[Java] 纯文本查看 复制代码 package test;
import java.io.File;
public class FileName {
/**
* @param args
*/
public static void main(String[] args) {
// 举例:
String fName = " G:\\Java_Source\\navigation_tigra_menu\\demo1\\img\\lev1_arrow.gif ";
// 方法一:
File tempFile = new File(fName.trim());
String fileName = tempFile.getName();
System.out.println("fileName = " + fileName);
// 方法二:
String fName = fName.trim();
String fileName = fName.substring(fName.lastIndexOf("/") + 1);
// 或者
String fileName = fName.substring(fName.lastIndexOf("\\") + 1);
System.out.println("fileName = " + fileName);
// 方法三:
String fName = fName.trim();
String temp[] = fName.split("\\\\");
/** split里面必须是正则表达式,"\\"的作用是对字符串转义 */
String fileName = temp[temp.length - 1];
System.out.println("fileName = " + fileName);
}
} |