Answered: Which of these methods can be used to…

Which of these methods can be used to check whether the given value is a number or not? i) isNaN() ii) isNumber() iii) checkNaN() iv) checkNumber()

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Question

Which of these methods can be used to check whether the given value is a number or not?

i) isNaN()

ii) isNumber()

iii) checkNaN()

iv) checkNumber()

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