search for part of a string in the mongodb documents -


मेरे पास निम्न दस्तावेजों के साथ एक संग्रह है 

  1. प्रश्न: "सर्वश्रेष्ठ ओएस? " 2. प्रश्न: "सर्वश्रेष्ठ मोबाइल?" 3. प्रश्न: "सबसे खराब ओएस?"   
 अगर मैं एक स्ट्रिंग "बेस्ट" खोजता हूं तो इसके परिणामस्वरूप 1 और 2 दस्तावेजों को वापस करना होगा।   
  
 .collection.find ({प्रश्न: / बेस्ट * /});

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