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  1. function test2() {
  2. const A = ['a', 'p', 'p', 'l', 'e'];
  3. const B = [1,2,3,4,5];
  4. let res = [];
  5.  
  6. for(let i = 0; i < A.length; i++) {
  7. res.push(A[i], B[i]);
  8. }
  9.  
  10. return res;
  11. }
  12.  
  13. console.log(test2());
Success #stdin #stdout 0.03s 16944KB
stdin
Standard input is empty
stdout
a,1,p,2,p,3,l,4,e,5