try catch

1try {
2  // Try to run this code 
3}
4catch(err) {
5  // if any error, Code throws the error
6}
7finally {
8  // Always run this code regardless of error or not
9  //this block is optional
10}

1var someNumber = 1;
2try {
3  someNumber.replace("-",""); //You can't replace a int
4} catch(err) {
5 console.log(err);
6}

1try:
2  val = 1/0 
3except Exception as e:
4  raise Exception('ZeroDivisionError')

1try:
2    print("I will try to print this line of code")
3except:
4    print("I will print this line of code if an error is encountered")
5else:
6    print("I will print this line of code if there's no error encountered")
7finally:
8    print("I will print this line of code even if there's an error or no error encountered")

1async function promHandler<T>(
2  prom: Promise<T>
3): Promise<[T | null, any]> {
4  try {
5    return [await prom, null];
6  } catch (error) {
7    return [null, error];
8  }
9}
10

1try {
2  try_statements
3}
4catch (exception_var) {
5  catch_statements
6}
7finally {
8  finally_statements
9}
10