ExpandFileName

✖
`ExpandFileName`

✖

ExpandFileName["name"]

textually expands name to have the form of an absolute file name for your operating system.

Details

ExpandFileName["name"] interprets name relative to your current directory.
ExpandFileName expands directory designations such as . and ...
The result from ExpandFileName has the form of an absolute file name, with standard pathname separators appropriate for your operating system.
ExpandFileName just operates on names of files; it does not actually search for the file specified.
ExpandFileName[File["name"]] is also supported.
ExpandFileName[URL["file:///path"]] converts a file-based URL to an absolute file name. »

Examples

open allclose all

Basic Examples (2)Summary of the most common use cases

Convert the relative directory path to the full name:

In[1]:=1

✖

https://wolfram.com/xid/0dqvlshkcl2-imux7y

In[2]:=2

✖

https://wolfram.com/xid/0dqvlshkcl2-fxzrrp

Out[2]=2

Reset the directory to the previous directory:

In[3]:=3

✖

https://wolfram.com/xid/0dqvlshkcl2-dk8ztt

Expand the file name specified by the File object:

In[1]:=1

✖

https://wolfram.com/xid/0dqvlshkcl2-cly5pu

In[2]:=2

✖

https://wolfram.com/xid/0dqvlshkcl2-bzvdwh

Out[2]=2

Reset the directory to the previous directory:

In[3]:=3

✖

https://wolfram.com/xid/0dqvlshkcl2-5gvcqx

Scope (2)Survey of the scope of standard use cases

Convert a file scheme URL to an absolute path:

In[1]:=1

✖

https://wolfram.com/xid/0dqvlshkcl2-5g3d93

Out[1]=1

Take the file name from a local object:

In[1]:=1

✖

https://wolfram.com/xid/0dqvlshkcl2-7248pw

Out[1]=1

In[2]:=2

✖

https://wolfram.com/xid/0dqvlshkcl2-muh9k6

Out[2]=2

Applications (1)Sample problems that can be solved with this function

Convert the local base URL to an absolute path name:

In[1]:=1

✖

https://wolfram.com/xid/0dqvlshkcl2-r0fc3c

Out[1]=1

Properties & Relations (1)Properties of the function, and connections to other functions

ExpandFileName merely converts a relative path to a standard, absolute path:

In[1]:=1

✖

https://wolfram.com/xid/0dqvlshkcl2-2sd1s5

Out[1]=1

AbsoluteFileName converts the name to an absolute path and verifies that the path exists:

In[2]:=2

✖

https://wolfram.com/xid/0dqvlshkcl2-nhtogh

Out[2]=2

Top