Question

How to get the second to last element in array with TypeScript

Answer 1

const array: string[] = ['c++', 'nodejs', 'c', 'php', 'typescript'];
 
const secondToLast: string = array[array.length - 2];
 
console.log(secondToLast); 
   
   
   
   
/*
run:
   
"php" 
   
*/

 

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Answer 2

const arr: number[] = [10, 20, 30, 40, 50, 60, 70];

console.log(arr.at(-2));



/*
run:

60

*/

 

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