True or False: In TypeScript, you can assign a value of type string to a variable of type number.
Question
True or False:
In TypeScript, you can assign a value of type string
to a variable of type number
.
Solution
True or False: In TypeScript, you can assign a value of type string to a variable of type number.
-
Understanding TypeScript: TypeScript is a statically typed superset of JavaScript that adds types to the language. It helps to catch type errors during compile time.
-
Type Compatibility: In TypeScript, each variable has a specific type, which determines what values can be assigned to it. Assigning a value of one type to a variable of another incompatible type will result in a compilation error.
-
Analysis of the Types:
- A
string
represents a sequence of characters, while anumber
represents numeric values. - These two types are incompatible in TypeScript.
- A
-
Conclusion: Since you cannot assign a string value (e.g.,
"hello"
) to a variable typed as a number, the statement is False.
Final Answer
False: In TypeScript, you cannot assign a value of type string to a variable of type number.
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