String.prototype.trimEnd()

Baseline

20201

trimEnd() String trimRight()

const greeting = "   Hello world!   ";

console.log(greeting);
// : "   Hello world!   ";

console.log(greeting.trimEnd());
// : "   Hello world!";

trimEnd()

trimRight()

str

str str

trim() trimRight padEnd() trimEnd trimRight trimEnd

String.prototype.trimRight.name === "trimEnd";

str

let str = "   foo  ";

console.log(str.length); // 8

str = str.trimEnd();
console.log(str.length); // 6
console.log(str); // '   foo'


ECMAScript 2027 LanguageSpecification # sec-string.prototype.trimend

MDN

MDN 2025822

GitHub