Question

How to check if a string is a rotation of another string in Node.js

Answer 1

function isRotation(s1, s2) {
    return (s1.length === s2.length) && (s1 + s1).indexOf(s2) !== -1; 
} 
    
let s1 = "abbc"; 
let s2 = "cabb"; 
  
console.log(isRotation(s1, s2) ? "yes" : "no");
  
s1 = "abbc"; 
s2 = "bbac"; 
    
console.log(isRotation(s1, s2) ? "yes" : "no");
   
 
 
/*
run:
       
yes
no 
     
*/

 

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