javascript reverse a string
function reverseString(s){
return s.split("").reverse().join("");
}
reverseString("Hello");//"olleH"javascript reverse a string
function reverseString(s){
return s.split("").reverse().join("");
}
reverseString("Hello");//"olleH"javascript string reverse
"this is a test string".split("").reverse().join("");
//"gnirts tset a si siht"
// Or
const reverse = str => [...str].reverse().join('');
// Or
const reverse = str => str.split('').reduce((rev, char)=> `${char}${rev}`, '');
// Or
const reverse = str => (str === '') ? '' : `${reverse(str.substr(1))}${str.charAt(0)}`;
// Example
reverse('hello world'); // 'dlrow olleh'reverse a string javascript
//with built-in method
let string = "We are going to reverse a string with built-in method.";
let reversed = string.split("").reverse().join("");
console.log(reversed);
//with the for loop
let string = "We are going to reverse a string with the for loop.";
function reverse (string){
let reversed = "";
for(let char of string){
reversed = char + reversed;
}
return reversed;
}
console.log(reverse(string));
//with the spread operator
let string = "We are going to reverse a string with the spread operator.";
let reversed = [...string].reverse().join("");
console.log(reversed);
//with iteration
let string = "We are going to reverse a string with iteration.";
function reverse(string) {
for (var reversed = "", i = string.length - 1; i >= 0; i--) {
reversed += string[i];
}
return reversed;
console.log(reverse(string));reverse string
def reverse_string(str):
return str[::-1]
print(reverse_string("This string is reversed!"))reverse string
#include <iostream>
#include <algorithm>
using namespace std;
int main()
{
string str = "Lap trinh khong kho";
// Reverse str[beign..end]
reverse(str.begin(), str.end());
cout << str;
return 0;
}
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