1Parsing test14.cs 2 3Existence Tests 4 5 6 All numbers exist 7 8 9 10 All strings exist 11 12 13 14 All expressions exist 15 16 17 18 Blah Exists 19 20 21 22 Foo Exists 23 24 25 26 Blooey doesn't exist 27 28 29 30 Blooey doesn't exist 31 32 33 34 Blooey doesn't exist (implied) 35 36 37 38 Blooey doesn't exist (implied negative) 39 40 41 42 CORRECT boolean test, blooey doesn't exist, testif == 0 so its false 43 44 45 46 explicit existence test 47 48 49testing not op 50 51 52 Testing not zero 53 54 55 56 Testing not one 57 58 59 60 Testing not exist var one 61 62 63 64 not expression existence test 65 66 67 68 not expression test 69 70 71 72 not expression test 73 74 75 array exists test 760 77 78 PASS 79 80 81array element exists test 82Mon 83 84 PASS 85 86 87array element exists test false 88 89 90 PASS 91 92