Modern Fs ListDir

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ListDir

Fills an Array with one folder's entries at once; returns the count.

Syntax

ListDir( p, entries )

Notes

• eager; fills an Array( of DirEntry )

Examples

#import "std/containers"
#import "std/fs"
using fs, containers

dim td as FsResultUStr = CreateTempDir( "fbdoc" )
dim as ustring dir_ = td.Value( )
WriteAllText( PathJoin( dir_, "a.txt" ), "aaa" )
WriteAllText( PathJoin( dir_, "b.txt" ), "bb" )
CreateDir( PathJoin( dir_, "sub" ) )
WriteAllText( PathJoin( dir_, "sub", "c.txt" ), "c" )

'' EAGER: fills an Array and returns the count, for when the whole
'' listing is wanted at once and can be sorted or counted
dim entries as Array( of DirEntry )
dim r as FsResultLong = ListDir( dir_, entries )

print r.IsOk( )              '' true
print r.Value( )             '' 3
print entries.Count          '' 3

'' ReadDir is the lazy one; this is the convenient one

RemoveDirAll( dir_ )

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Library: Filesystem Library
Category: Filesystem
Documented under: Directories