Question

How to print map with index in Groovy

Answer 1

def map = [name: "Groovy", age: 13, country: "United States", key: "value"]

map.eachWithIndex{element, i -> println "$i $element.key: $element.value"}

 
 
 
/*
run:
 
0 name: Groovy
1 age: 13
2 country: United States
3 key: value
 
*/

 

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Answer 2

def map = [name: "Groovy", age: 13, country: "United States", key: "value"]

map.eachWithIndex{key, value, i -> println "$i $key: $value"}

 
 
 
/*
run:
 
0 name: Groovy
1 age: 13
2 country: United States
3 key: value
 
*/

 

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