GetFileSize

1 Description
2 Syntax
3 Parameters
4 Return
5 Examples
6 Remark
7 See Also
8 header to Include
9 Reference

Description

Get the file size of a file from an input string containing a path and filename.

Syntax

string GetFileSize( string strPathAndFilename, uint * pnBytes = NULL, __int64* ullBytes = NULL)

Parameters

strPathAndFilename: [input] string containing a path and filename with filetype extension
pnBytes: [output] the size in bytes of the file. NULL by default.
pllBytes: [output] the size in bytes of the file. Support file size lager than 4G. NULL by default.

Return

Returns a Windows like file size formatted for display.

The result is accurate to 2 decimal places from Origin 9.3.

Examples

EX1

int GetFileSize_ex1()
{
    string    strFileSize;
    string    strDataFile = "C:\\Origin80\\Origin.ini";//specify the path and file name to a exiting file.
    strFileSize = GetFileSize(strDataFile);
    return 0;
}