Question

How to remove the second digit from a number in TypeScript

Answer 1

function remove_second_digit(n: number) {
    let str: string = n.toString();
    
    str = str.substring(0, 1) + str.substring(2);
    
    return parseInt(str);
}
        
let n: number = 87315;

n = remove_second_digit(n);

console.log(n);



/*
run:
   
8315
   
*/

 

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