CODEWITHSUNDEEP
listkotlinfunctional-programming
Tech Drago
Tech Drago

Reputation: 37

Convert Map<String,List<String>> to List<Map<String,String>> in Kotlin

Input: {param1=[x1,y1], param2=[p1,q1],param3=[m1,n1]....}

Output: [{param1=x1, param2=p1,param3=m1....},{param1=y1, param2=q1,param3=n1....}]

I need to convert this input Map<String,List<String>> to List<Map<String,String>> Any help is appreciated. Your help can save my day.. Thank you

Upvotes: 0

Views: 394

Answers (1)

JB Nizet
JB Nizet

Reputation: 691635

val source =
    mapOf(
        "param1" to listOf("x1", "y1"),
        "param2" to listOf("p1", "q1"),
        "param3" to listOf("m1", "n1")
    )

val result = source.values.first().indices.map { index ->
    source.entries.associate { (param, list) -> param to list[index] }
}

Upvotes: 1

Related Questions