Perl rewinddir Function

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Description

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

Syntax

Following is the simple syntax for this function:

rewinddir DIRHANDLE

Return Value

This function returns 0 on failure and 1 on success.

Example

Following is the example code showing its basic usage:

#!/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);

When above code is executed, it produced following result(in /tmp directory):

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


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