frewind (MathScript RT Module Function)

LabVIEW 2012 MathScript RT模块帮助

版本日期:June 2012

产品编号:373123C-0118

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(仅限Windows)

Owning Class: support

Requires: MathScript RT Module

Syntax

frewind(fid)

Description

Sets the file mark at the beginning of the file.

Examples

Inputs

Name Description
fid Specifies the identifier for the file in which you want to set the file mark. Use the fopen function to open a file and assign it an identifier. fid is an integer.

Details

The following table lists the support characteristics of this function.

Supported in the LabVIEW Run-Time Engine Yes
Supported on RT targets Yes
Suitable for bounded execution times on RT Not characterized

Examples

Make sure the file Test.m exists in the MathScript search path.

fid = fopen('Test.m');
s = fgetline(fid)
frewind(fid);
fclose(fid);

Related Topics

fclose
feof
fgetline
fopen
fseek

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