uncapitalize

The uncapitalize() method returns a new string with the first letter lowercased.

Interactive example

Syntax

function uncapitalize<
	GenericInput extends string
>(
	input: GenericInput
): Uncapitalize<GenericInput>

Parameters

• input: The string to modify. The type is generic (GenericInput extends string) to allow precise literal type inference.

Return value

A new string with the first letter lowercased. The return type is precisely inferred thanks to TypeScript's Uncapitalize<GenericInput> utility type.

See also

• capitalize - Uppercases the first letter
• toUpperCase - Converts the whole string to uppercase
• toLowerCase - Converts the whole string to lowercase

Sources

• TypeScript - Uncapitalize<StringType> - TypeScript utility type for type inference