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FileTools

  

ModificationTime

  

obtain the modification time of a file

 

Calling Sequence

Parameters

Options

Description

Examples

Compatibility

Calling Sequence

ModificationTime(file,opts)

Parameters

file

-

filename or the file descriptor of an open file

opts

-

(optional) one or more of the options described below

Options

• 

output=integer or date

  

Specifies whether the output should be an integer (representing the number of seconds after the epoch) or a Date object. The default is integer.

Description

• 

The ModificationTime(file) command obtains the modification time of a file in seconds since the epoch.

• 

If the file does not exist or an invalid file descriptor is passed, an exception is raised.

Examples

FileToolsTextWriteFilefile,data

4

(1)

FileToolsModificationTimefile

1037134620

(2)

FileToolsRemovefile

Compatibility

• 

The FileTools[ModificationTime] command was updated in Maple 2018.

• 

The output option was introduced in Maple 2018.

• 

For more information on Maple 2018 changes, see Updates in Maple 2018.

See Also

Date

file_types

FileTools

FileTools[Exists]

FileTools[IsDirectory]

FileTools[IsExecutable]

FileTools[IsReadable]

FileTools[IsWritable]

FileTools[Remove]

FileTools[Size]

FileTools[Status]

FileTools[Text][Close]

FileTools[Text][WriteString]

IO_errors

StringTools[FormatTime]