CONTROL SYSTEM LECTURE:-10;-FREQUENCY RESPONSE STSTEM

array(1) { [0]=> object(stdClass)#4992 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "QpQb_u0xh8M" ["related_video_title"]=> string(96) "Follow this Secret Trick to Score Highest Marks in Maths 🔥 #Exam #Study #StudyTips #FundaTube" ["posted_time"]=> string(25) "4 месяца назад" ["channelName"]=> string(9) "FundaTube" } }