Question

How to initialize dictionary in Swift

Answer 1

let dic : [String: Int] = ["Swift": 4, "Python": 7, "Java": 6, "PHP": 5]
 

print(dic)
 
print(dic["Swift"]!)

if let value = dic["Java"] {
    print(value)
}
 
 
 
 
 
/*
run:
 
["Java": 6, "Python": 7, "PHP": 5, "Swift": 4]
4
6
 
*/

 

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