Check Existence of temp table in memory

How to check whether the temp table is exists on the memory or not?The reason why you need this is because your stored procedure can throw the error when you try to drop a temp table which is not exists anymore on the memory. The best practice to drop a temp table is normally to check the existence of the table on the memory then we drop the table if it is exists

--Drop the table after usage
IF object_id('tempdb..#tmpStandardCostRate') IS NOT NULL
BEGIN
   DROP TABLE #tmpStandardCostRate
END

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