typescript sample (functions with multiple typed parameters -union- )

console.clear();

function displayType(code: (string | number))
{
    if(typeof(code=== "number")
        console.log('Code is number.')
    else if(typeof(code=== "string")
        console.log('Code is string.')
}

displayType(123); // Output: Code is number.
displayType("ABC"); // Output: Code is string.
 

 

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