1 |
#### not, and, or |
2 |
|
3 |
var a = not true |
4 |
echo $a |
5 |
var b = true and false |
6 |
echo $b |
7 |
var c = true or false |
8 |
echo $c |
9 |
|
10 |
## STDOUT: |
11 |
false |
12 |
false |
13 |
true |
14 |
## END |
15 |
|
16 |
|
17 |
#### and-or chains for typed data |
18 |
|
19 |
python2 -c 'print(None or "s")' |
20 |
python2 -c 'print(None and "s")' |
21 |
|
22 |
python2 -c 'print("x" or "y")' |
23 |
python2 -c 'print("x" and "y")' |
24 |
|
25 |
python2 -c 'print("" or "y")' |
26 |
python2 -c 'print("" and "y")' |
27 |
|
28 |
python2 -c 'print(42 or 0)' |
29 |
python2 -c 'print(42 and 0)' |
30 |
|
31 |
python2 -c 'print(0 or 42)' |
32 |
python2 -c 'print(0 and 42)' |
33 |
|
34 |
python2 -c 'print(0.0 or 0.5)' |
35 |
python2 -c 'print(0.0 and 0.5)' |
36 |
|
37 |
python2 -c 'print(["a"] or [])' |
38 |
python2 -c 'print(["a"] and [])' |
39 |
|
40 |
python2 -c 'print({"d": 1} or {})' |
41 |
python2 -c 'print({"d": 1} and {})' |
42 |
|
43 |
python2 -c 'print(0 or 0.0 or False or [] or {} or "OR")' |
44 |
python2 -c 'print(1 and 1.0 and True and [5] and {"d":1} and "AND")' |
45 |
|
46 |
echo --- |
47 |
|
48 |
json write (null or "s") |
49 |
json write (null and "s") |
50 |
|
51 |
echo $["x" or "y"] |
52 |
echo $["x" and "y"] |
53 |
|
54 |
echo $["" or "y"] |
55 |
echo $["" and "y"] |
56 |
|
57 |
echo $[42 or 0] |
58 |
echo $[42 and 0] |
59 |
|
60 |
echo $[0 or 42] |
61 |
echo $[0 and 42] |
62 |
|
63 |
echo $[0.0 or 0.5] |
64 |
echo $[0.0 and 0.5] |
65 |
|
66 |
json write --pretty=false (["a"] or []) |
67 |
json write --pretty=false (["a"] and []) |
68 |
|
69 |
json write --pretty=false ({"d": 1} or {}) |
70 |
json write --pretty=false ({"d": 1} and {}) |
71 |
|
72 |
echo $[0 or 0.0 or false or [] or {} or "OR"] |
73 |
echo $[1 and 1.0 and true and [5] and {"d":1} and "AND"] |
74 |
|
75 |
declare -a array=(1 2 3) |
76 |
json write --pretty=false (array or 'yy') |
77 |
|
78 |
declare -A assoc=([k]=v) |
79 |
json write --pretty=false (assoc or 'zz') |
80 |
|
81 |
## STDOUT: |
82 |
s |
83 |
None |
84 |
x |
85 |
y |
86 |
y |
87 |
|
88 |
42 |
89 |
0 |
90 |
42 |
91 |
0 |
92 |
0.5 |
93 |
0.0 |
94 |
['a'] |
95 |
[] |
96 |
{'d': 1} |
97 |
{} |
98 |
OR |
99 |
AND |
100 |
--- |
101 |
"s" |
102 |
null |
103 |
x |
104 |
y |
105 |
y |
106 |
|
107 |
42 |
108 |
0 |
109 |
42 |
110 |
0 |
111 |
0.5 |
112 |
0.0 |
113 |
["a"] |
114 |
[] |
115 |
{"d":1} |
116 |
{} |
117 |
OR |
118 |
AND |
119 |
["1","2","3"] |
120 |
{"k":"v"} |
121 |
## END |
122 |
|
123 |
#### x if b else y |
124 |
var b = true |
125 |
var i = 42 |
126 |
var t = i+1 if b else i-1 |
127 |
echo $t |
128 |
var f = i+1 if false else i-1 |
129 |
echo $f |
130 |
## STDOUT: |
131 |
43 |
132 |
41 |
133 |
## END |
134 |
|