Remove [ and ] to display weights on wowa_show blade file

app/Wowa.php

@@ -54,12 +54,14 @@ class Wowa extends Model
 
     public function weightsP()
     {
-        return $this->p_weights;
+        $P = $this->p_weights;
+        return str_replace(array('[', ']'), '', $P);
     }
 
     public function weightsW()
     {
-        return $this->w_weights()->toArray();
+        $W = $this->w_weights();
+        return str_replace(array('[', ']'), '', $W);
     }
 
     //Method to get the path for the log file. Name linked to the Wowa id in sqlite DB