Question

How to split a string at the last occurrence of a separator in TypeScript

Answer 1

let str = "java go c typescript c++ python";
  
let pos = str.lastIndexOf("c");
  
let part1 = "", part2 = "";
  
if (pos !== -1) {
    part1 = str.substring(0, pos);
    part2 = str.substring(pos);
}
  
console.log(part1); 
console.log(part2);
  
   
              
    
/*
run:
      
"java go c typescript " 
"c++ python" 
        
*/

 

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