system (MathScript RT Module Function)

LabVIEW 2012 MathScript RT模块帮助

版本日期:June 2012

产品编号:373123C-0118

»查看产品信息
下载帮助
(仅限Windows)

Owning Class: support

Requires: MathScript RT Module (Windows)

Syntax

[code, result] = system(command)

Description

Executes an operating system command in the current working directory. If you call this function in the LabVIEW Run-Time Engine, LabVIEW executes the command in the directory where you installed the stand-alone application or shared library. This function is similar to the System Exec VI.

Examples

Inputs

Name Description
command Specifies the command you want to execute. command is a string. Before continuing execution, LabVIEW waits for the operating system to finish executing the command. To direct LabVIEW not to wait for the operating system to finish executing the command, include & at the end of the command string.

Outputs

Name Description
code Indicates whether the command was successful. code is an integer. This function returns 0 if the command succeeds. Otherwise, this function returns a non-zero integer.
result Returns the output string of the command.

Details

The following table lists the support characteristics of this function.

Supported in the LabVIEW Run-Time Engine Yes
Supported on RT targets No

Examples

[code, result] = system('ipconfig')

[code, result] = system('ipconfig &')

Related Topics

dos

文章是否对您有帮助?

没有帮助