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swift
Asked 4 years ago
13 Jan 2020
Views 953
iptracker

iptracker posted

Cannot subscript a value of type AnyObject with an argument of type String


for la in da!{
                                            print("=====")
                                         //   print(la["items"])
                                            for ja in la["items"]{
                                             }
                                        }


at line for ja in la["items"]
for la["items"]
i am getting following error
Cannot subscript a value of type 'AnyObject' with an argument of type 'String'

how to solve this error ?
Rasi

Rasi
answered Apr 25 '23 00:00

This error occurs when you try to use subscript notation to access a value in an object that doesn't support subscripting. For example, if you try to access an element in a Set using subscript notation instead of the contains method, you will see this error.

To fix this error, you need to use the appropriate method or property to access the desired value. For example, if you want to check if a Set contains an element, you should use the contains method instead of the subscript notation:



let mySet: Set<String> = ["apple", "banana", "orange"]
if mySet.contains("banana") {
    // Do something with the element
}

In this example, we're using the contains method to check if the mySet contains the element "banana". If the element is present in the set, we can perform some operation with it.

Similarly, if you want to access a specific element in an array, you should use subscript notation with an index:


let myArray = [1, 2, 3, 4, 5]
let thirdElement = myArray[2] // Returns 3

Here, we're using subscript notation with an index of 2 to access the third element in the myArray .

In general, you should always check the documentation or source code of a class to determine the appropriate way to access its elements.
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