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//Relation Operator

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Relation Operator 


  1.  <!DOCTYPE html>
  2. <html>
  3. <head>
  4. <meta charset="utf-8">
  5. <title>
  6. </title>
  7. </head>
  8. <body>
  9. <script type="text/javascript">

  11. var a = 21;
  12. var b = 10;

  14. //equal to
  15. if (a == b) // (a=21 == b=10) is False; Therefore a is not equal to b.
  16.            //the two given values are equal to each other then result will be True, Otherwise it returns False.
  17. {
  18. document.write(" a is equal to b "+"<br>");
  19. } 
  20. else 
  21. {
  22. document.write(" a is not equal to b"+"<br>"); // document.write() use for print line.
  23. }

  25. //grater than
  26. if (a > b) //(a=21 > b=10) is True; Therefore a is grater than b.
  27.             //the first value is grater than the second value then result will be True, Otherwise it returns False.
  28. {
  29. document.write("a is greater than b"+"<br>");
  30. } 
  31. else 
  32. {
  33. document.write("a is not greater than b"+"<br>"); //"<br>" use for linebreak.
  34. }


  37. //less than
  38. if (a < b) //(a=21 < b=10) is False; Therefore a is not less than b.
  39.             //the first value is less than the second value then result will be True, Otherwise it returns False.
  40. {
  41. document.write("a is less than b"+"<br>");
  42. } 
  43. else // when If condition  flase then; else condition executed.
  44. {
  45. document.write("a is not less than b"+"<br>");
  46. }

  48. //grater than or equal to
  49. if (a >= b) //(a=21 >= b=10) is True; Therefore a is grater than or equal to b.
  50.              //the first value is grater than or equal to the second value then result will be True, Otherwise it returns False.
  51. {
  52. document.write("a is greater than or equal to b"+"<br>");
  53. } 
  54. else 
  55. {
  56. document.write("a is not greater than or equal to b"+"<br>");
  57. }

  59. //less than equal to
  60. if (a <= b) //(a=21 <= b=10) is False; Therefore a is not less than or equal to  b.
  61.              //the first value is less than or equal to  the second value then result will be True, Otherwise it returns False.
  62. {
  63. document.write("a is less than or equal to b"+"<br>");
  64. } 
  65. else 
  66. {
  67. document.write("a is not less than or equal to b"+"<br>");
  68. }
  69. </script>
  70. </body>
  71. </html>

//Execute


//Output

/*

//equal to

a is not equal to b


//grater than

a is greater than b


//less than

a is not less than b


//greater than or equal to

a is greater than or equal to b


//less than or equal to

a is not less than or equal to b

*/




                                                 //ThE ProFessoR