[OPEN] Ext.Number.sign inconsistent w/ Math.sign

1. 
   

   You found a bug! We've classified it as
   
   
   
   EXTJS-15970 .
   
   We encourage you to continue the discussion and to find an acceptable workaround while we work on a permanent fix.

   
   


2. 
   
   
   

   
   

   
   

   Ext.Number.sign inconsistent w/ Math.sign

   
   

   
   

   Ext.Number.sign inconsistent w/ Math.sign

   
   
   
   

   
   

   
   

   
   

   Code:

   
   

   
   Ext.Number.sign('0') // -1
   Math.sign('0') // 0
   

   
   

   
   

   
   

   
   

   
   

   
   
   
   

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3. 
   

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[OPEN] Ext.Number.sign inconsistent w/ Math.sign