String.formatted()

Code Comparison

String msg = String.format(
    "Hello %s, you are %d",
    name, age
);

String msg =
    "Hello %s, you are %d"
    .formatted(name, age);

Why the modern way wins

📖

Reads naturally

Template.formatted(args) flows better than String.format(template, args).

🔗

Chainable

Can be chained with other string methods.

📏

Less verbose

Drops the redundant String.format() static call.

Old Approach

String.format()

Modern Approach

formatted()

JDK Support

String.formatted()

Available

Widely available since JDK 15 (Sept 2020)

How it works

String.formatted() is an instance method equivalent to String.format() but called on the format string. It reads more naturally in a left-to-right flow.