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QusWhich keyword is a must to use when JavaScript code is to run in older browser? Qusजावास्क्रिप्ट कोड को पुराने ब्राउजर में चलाने के लिए किस कीवर्ड का उपयोग करना आवश्यक है?

A. var
B. let
C. const
D. none of the above


Solution
A. var



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