try { // Try to run this code
}
catch(err) { // if any error, Code throws the error
}
finally { // Always run this code regardless of error or not //this block is optional
}

 if (..condition..) { throw 'Error message'; }

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

{"tags":[{"tag":"textarea","content":"try {\n \/\/ code that might throw an exception\n} catch (ExceptionType e) {\n \/\/ code to handle exception\n} finally {\n \/\/ code that will always execute\n}","code_language":"java"}]}

{"tags":[{"tag":"textarea","content":"import scala.concurrent._\nimport scala.concurrent.ExecutionContext.Implicits.global\n\ndef functionThatThrowsErrorInFuture(inputText: String) = {\n Future{\n Thread.sleep(1000) \/\/ do nothing for 1 second\n throw new Exception(\"BOOM!\")\n }\n}\n\nfunctionThatThrowsErrorInFuture(\"foo\")}.map{\n successfulResult => println(s\"Success! ${successfulResult}\")\n}.recover{\n case e:Exception => println(s\"Error! ${e}\")\n}\n\/\/ >>> res = \"Error! java.lang.Exception: BOOM!\"\n","code_language":"whatever"}]}

// 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 }
}