PERL rewinddir Function

Syntax

rewinddir DIRHANDLE

Definition and Usage

Resets the current position within the directory specified by DIRHANDLE to the beginning of the directory.

Return Value

0 on failure
1 on success

Example

Go in /tmp directory and Try out following example:

#!/usr/bin/perl -w

# Open the current directory
opendir(DIR, ".");

# Print all of the directory entries.
print("1st Time: \n");
map( print("$_ \n") , readdir(DIR));
print("\n");

# Print message verifying that there are
# no more directory entries to read.
print("The last file has already been read!\n\n")
 unless readdir(DIR);

# Go back to the beginning.
rewinddir(DIR);

# Print all of the directory entries again.
print("2nd Time: \n");
map( print("$_ \n") , readdir(DIR));
print("\n");

closedir(DIR);

It will produce following results: ( Check your /tmp directory )

1st Time:
.
..
testdir
The last file has already been read!
2nd Time: 
.
..
testdir