title: JSON to Excel convertion in Nodejs
body: <p>I'm trying to convert large amount of json data to excel and tried couple of modules
  Below are my findings, if anyone used better node module which handle more data please let me know so that i can explore</p>
  <p><strong>json2xls</strong></p>
  <p>JSON array with <code>100000</code> length  took <code>402574ms</code>
  once i exceeded to <code>200000</code> it failed with this error <code>FATAL ERROR: CALL_AND_RETRY_2 Allocation failed - process out of memory </code></p>
  <p><strong>node-xls</strong></p>
  <p>JSON array with <code>100000</code> length  took <code>444578ms</code></p>
  <p>I tried this in windows 7 system with 8GB RAM, Intel Core i7, CPU @ 2.10Ghz - 2.70Ghz</p>