helptbx_iscontentupdte

Check if a content matches a file.

Calling Sequence

b = helptbx_iscontentupdte ( content , filename )

Parameters

content :: a 1-by-1 matrix of strings, the new content
filename :: a 1-by-1 matrix of strings, the file to be checked
b :: a 1-by-1 matrix of booleans

Description

Returns true if the filename is up-to-date, that is, if the file does not require to be changed. The file is to be updated if one of the following conditions is satisfied.

The file does not exist.
The file exists, but its content is not equal to content. The content comparison ignores the leading and trailing blanks.

Examples

// Create a sample file.
content = "Coucou!";
filename = fullfile(TMPDIR,"test.txt");
// See if the content is to be updated.
b = helptbx_iscontentupdte ( content , filename )
expected = %f
// Fill the file
mputl ( content , filename );
// See if the file is to be updated.
b = helptbx_iscontentupdte ( content , filename )
expected = %t
// Change the content
content = "Hello!"
b = helptbx_iscontentupdte ( content , filename )
expected = %f
// Delete the file
mdelete(filename);

Authors

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