src/Blob/BlobUtil.php
public static function uploadToBlob($FILE_DESCRIPTOR, $SAFETY_CHECK=true)
    {
        $retval = self::uploadFileToBlob($FILE_DESCRIPTOR, $SAFETY_CHECK);
        if ( is_array($retval) ) $retval = $retval[0];
        return $retval;
    }
public static function uploadToBlob($FILE_DESCRIPTOR, $SAFETY_CHECK=true)
    {
        $retval = self::uploadFileToBlob($FILE_DESCRIPTOR, $SAFETY_CHECK);
        if ( is_array($retval) ) $retval = $retval[0];
        return $retval;
    }
public static function uploadToBlob ( $ FILE_DESCRIPTOR , $ SAFETY_CHECK = true ) { $ retval = self :: uploadFileToBlob ( $ FILE_DESCRIPTOR , $ SAFETY_CHECK ) ; if ( is_array ( $ retval ) ) $ retval = $ retval [ 0 ] ; return $ retval ; }
uploadToBlob - returns blob_id or false

Returns false for any number of failures, for better detail, use
validateUpload() before calling this to do the actual upload.
uploadToBlob - returns blob_id or false