Question

How to check whether a value is a string in Kotlin

Answer 1

fun main() {
	val result = isString("Kotlin")

	println(result)
}

fun isString(value: Any): Boolean {
    return value is String
}


 
/*
run:

true
 
*/

 

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Answer 2

fun main() {
	val result = isString("Kotlin")

	println(result)
}

fun isString(value: Any): Boolean {
    return value as? String != null
}


 
/*
run:

true
 
*/

 

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