ExampleUpdated 03 Feb 2023

Get extension of filename

Example on how to make a function that takes out the extension from a specified filename.

Example

Code Test.hash

#{
    
    function getExt(filename) {
        if (!filename) return "";
        let parts = filename.split(".");
        let extension = parts[parts.length - 1];
        return extension.toUpperCase();
    }
    
    write(getExt("testing.pdf"));
    write("\n");
    write(getExt("myfile.docx"));
    
}#

Output

PDF
DOCX