To remove the first character of a string in Rust, you can use string's slice method starting from index 1.
In this example,
str1
with a value of "Hello World"
.fn main() {
let mut str1 = String::from("Hello World");
str1 = str1[1..].to_string();
println!("Modified string is: {}", str1);
}
Modified string is: ello World
In this example,
str2
with a value of "apple"
.fn main() {
let mut str2 = String::from("apple");
str2 = str2[1..].to_string();
println!("Modified string is: {}", str2);
}
Modified string is: pple
In this tutorial, we learned How to Remove First Character in a String in Rust language with well detailed examples.