try catch exception
First try block try to handle it
if not then catch block will handle it.
Finally block will executed regardless
of the outcometry catch exception
First try block try to handle it
if not then catch block will handle it.
Finally block will executed regardless
of the outcometry catch
try {
try_statements
}
catch (exception_var) {
catch_statements
}
finally {
finally_statements
}try catch error
// Main program passes in two ints, checks for errors / invalid input
// using template class type T for all variables within functions
#include <iostream>
using namespace std;
template <class T> // make function return type template (T)
void getMin(T val1, T val2)
{
try
{
if (val1 < val2) // if val1 less than return it as min
cout << val1 << " is the minimum\n";
else if (val1 > val2)
cout << val2 << " is the minimum\n";
else
throw 505; // exception error processing when input is invalid
}
catch(T my_ERROR_NUM)
{
cout << "Input is invalid, try again. "; // first part of error message
}
}
template <class T>
void getMax(T val1, T val2) // make function return type template (T)
{
try
{
if (val1 > val2) // if val1 greater then return it as max
cout << val1 << " is the maximum\n\n";
else if (val1 < val2)
cout << val2 << " is the maximum\n\n";
else
throw 505; // exception error processing when input is invalid
}
catch (T random_num)
{
cout << "Error 505!\n\n"; // Second part of error messagee
}
}try and catch
try
{
MailMessage mail = new MailMessage();
SmtpClient SmtpServer = new SmtpClient("smtp.gmail.com");
mail.From = new MailAddress("[email protected]");
mail.To.Add("to_address");
mail.Subject = "Test Mail";
mail.Body = "This is for testing SMTP mail from GMAIL";
SmtpServer.Port = 587;
SmtpServer.Credentials = new System.Net.NetworkCredential("username", "password");
SmtpServer.EnableSsl = true;
SmtpServer.Send(mail);
MessageBox.Show("mail Send");
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString());
}try catch block
const input = require('readline-sync');
let animals = [{name: 'cat'}, {name: 'dog'}];
let index = Number(input.question("Enter index of animal:"));
try {
console.log('animal at index:', animals[index].name);
} catch(err) {
console.log("We caught a TypeError, but our program continues to run!");
console.log("You tried to access an animal at index:", index);
}
console.log("the code goes on...");Copyright © 2021 Codeinu
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