go递归遍历文件目录
package main import ( "fmt" "io/ioutil" "log" ) //文件目录树形结构节点 type dirTreeNode struct { name string child []dirTreeNode } //递归遍历文件目录 func getDirTree(pathName string) (dirTreeNode, error) { rd, err := ioutil.ReadDir(pathName) if err != nil { log.Fatalf("Read dir '%s' failed: %v", pathName, err) } var tree, childNode dirTreeNode tree.name = pathName var name, fullName string for _, fileDir := range rd { name = fileDir.Name() fullName = pathName + "/" + name if fileDir.IsDir() { childNode, err = getDirTree(fullName) if err != nil { log.Fatalf("Read dir '%s' failed: %v", fullName, err) } } else { childNode.name = name childNode.child = nil } tree.child = append(tree.child, childNode) } return tree, nil } //递归打印文件目录 func printDirTree(tree dirTreeNode, prefix string) { fmt.Println(prefix + tree.name) if len(tree.child) > 0 { prefix += "----" for _, childNode := range tree.child { printDirTree(childNode, prefix) } } } func main() { dirName := "D:/go/src/jet" tree, err := getDirTree(dirName) if err != nil { log.Fatalln("read dir '%s' fail: %v", dirName, err) } printDirTree(tree, "") }