What is the string.repeat() method in Rust?

Overview

In Rust, the repeat() method of a string is used to repeat a string a specified number of times. It will repeat the string for the number of times specified.

Syntax

string.repeat(n)
Syntax for repeating a string in Rust

Parameters

string: This is the string we want to repeat a number of times.

n: This is the number of times we want to repeat the string.

Return value

This method returns a string repeated many times.

Example

fn main() {
  // create some strings
  let str1 = "hello";
  let str2 = "welcome";
  let str3 = "to";
  let str4 = "edpresso";
  // print the strings for a repeated number of times
  println!("{}", str1.repeat(3));
  println!("{}", str2.repeat(1));
  println!("{}", str3.repeat(5));
  println!("{}", str4.repeat(4));
}

Explanation

  • Line 3–6: We create some strings.
  • Line 9–12: We use the repeat() method to repeat the strings a particular number of times. Next, we print the results to the console.

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