What is string.toUpperCase() in TypeScript?
Overview
TypeScript enables us to get the uppercase representation of a string. But the string.toUpperCase() method does not permanently modify the string. It only returns the string as uppercase.
Syntax
string.toUpperCase()
Syntax for toUpperCase() method in TypeScript
Parameter
string: This is the string we want to convert to uppercase.
Return value
This method returns the uppercase equivalent of the string string .
Code example
Let's look at the code below:
export {}// create some strings.let name:string = "Theodore"let role:string = "Software Developer"let nickName:string = "Kcee"let hubby:string = "Coding"// convert to uppercaseconsole.log(name.toUpperCase())console.log(role.toUpperCase())console.log(nickName.toUpperCase())console.log(hubby.toUpperCase())
Code explanation
- Line 1: We export our file as a module.
- Lines 4 to 7: We create some strings.
- Lines 10 to 13: We use the
toUpperCase()method to get the uppercase versions of our strings and print them to the console.
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