Which string function returns the index of the first occurrence of sub – InterviewSolution

InterviewSolution

1.	Which string function returns the index of the first occurrence of substring?(a) INSERT()(b) INSTR()(c) INSTRING()(d) INFSTR()
Answer» Right choice is (b) INSTR() The best I can explain: The string funtion ‘INSTR()’ is used to return the index of the first occurrence of the substring. The function ‘INSERT()’ is used to insert a substring at the specified position up to the specified number of characters.

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