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Paul Squires edited this page Nov 9, 2026 · 3 revisions

Home › Operating System Functions › ChDir

ChDir

Changes the current folder; returns 0 on success or -1 on failure.

Syntax

Declare Function ChDir ( ByRef path As Const String ) As Long

Parameters

  • path

Description

Changes the current drive and directory to that specified.

Return Value

Returns zero (0) on success and negative one (-1) on failure.

Remarks

Usage

result = ChDir( path )

Platform Differences

  • Linux requires the filename case matches the real name of the file. Windows, DOS and a default macOS volume are case insensitive. Path separators in Linux and macOS are forward slashes / . Windows uses backward slashes \ but it allows for forward slashes . DOS uses backward \ slashes.

Differences from QB

  • In QB, the drive could not be specified.

See also

Examples

Dim pathname As String = $"x:\folder"

Dim result As Long = ChDir(pathname)

If result <> 0 Then Print "error changing current directory to " & pathname & "."

Category: Operating System Functions
Kind: function


Reproduced from the FreeBASIC Wiki Manual under the GNU Free Documentation License 1.3 — with no Invariant Sections, no Front-Cover Texts and no Back-Cover Texts. Copyright © the FreeBASIC project and wiki contributors. See License.

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