الرمي والرمي هو مفهوم معالجة الاستثناء حيث تقوم الكلمة الأساسية للرمي برمي الاستثناء بشكل صريح من طريقة أو كتلة من التعليمات البرمجية بينما يتم استخدام الكلمة الأساسية للرمي في توقيع الطريقة.

هناك العديد من الاختلافات بين يرمي و رميات الكلمات الدالة. فيما يلي قائمة بالاختلافات بين الرمي والرميات:

مثال رمي جافا

TestThrow.java

 public class TestThrow { //defining a method public static void checkNum(int num) { if (num <1) { throw new arithmeticexception('
number is negative, cannot calculate square'); } else system.out.println('square of ' + num (num*num)); main method public static void main(string[] args) testthrow obj="new" testthrow(); obj.checknum(-3); system.out.println('rest the code..'); < pre> <p> <strong>Output:</strong> </p> <img src="//techcodeview.com/img/exception-handling/22/difference-between-throw.webp" alt="Difference between throw and throws in Java"> <h2>Java throws Example</h2> <p> <strong>TestThrows.java</strong> </p> <pre> public class TestThrows { //defining a method public static int divideNum(int m, int n) throws ArithmeticException { int div = m / n; return div; } //main method public static void main(String[] args) { TestThrows obj = new TestThrows(); try { System.out.println(obj.divideNum(45, 0)); } catch (ArithmeticException e){ System.out.println(&apos;
Number cannot be divided by 0&apos;); } System.out.println(&apos;Rest of the code..&apos;); } } </pre> <p> <strong>Output:</strong> </p> <img src="//techcodeview.com/img/exception-handling/22/difference-between-throw-2.webp" alt="Difference between throw and throws in Java"> <h2>Java throw and throws Example</h2> <p> <strong>TestThrowAndThrows.java</strong> </p> <pre> public class TestThrowAndThrows { // defining a user-defined method // which throws ArithmeticException static void method() throws ArithmeticException { System.out.println(&apos;Inside the method()&apos;); throw new ArithmeticException(&apos;throwing ArithmeticException&apos;); } //main method public static void main(String args[]) { try { method(); } catch(ArithmeticException e) { System.out.println(&apos;caught in main() method&apos;); } } } </pre> <p> <strong>Output:</strong> </p> <img src="//techcodeview.com/img/exception-handling/22/difference-between-throw-3.webp" alt="Difference between throw and throws in Java"> <hr></1)>

انتاج:

دمج خوارزمية الفرز

رمي جافا ورمي مثال

TestThrowAndThrows.java

 public class TestThrowAndThrows { // defining a user-defined method // which throws ArithmeticException static void method() throws ArithmeticException { System.out.println('Inside the method()'); throw new ArithmeticException('throwing ArithmeticException'); } //main method public static void main(String args[]) { try { method(); } catch(ArithmeticException e) { System.out.println('caught in main() method'); } } } 

انتاج: