if let dir = FileManager.default.urls(for: .documentDirectory, in: .userDomainMask ).first {
var folder_name = dir.appendingPathComponent( “ABCDE” , isDirectory: true)
do {
try FileManager.default.createDirectory( at: folder_name, withIntermediateDirectories: true, attributes: nil)
} catch {
print(“フォルダ作成に失敗 error=\(error)”)
}
}