1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
|
discard """
output: '''@[11, 12, 13]
@[11, 12, 13]
@[1, 3, 5]
@[1, 3, 5]
gppcbs
gppcbs
fpqeew
fpqeew
[11, 12, 13]
[11, 12, 13]
[11, 12, 13]
[11, 12, 13]
11 12 13
[11,12,13]
<Students>
<Student Name="Aprilfoo" />
<Student Name="bar" />
</Students>'''
"""
block:
var xs = @[1,2,3]
for x in xs.mitems:
x += 10
echo xs
block:
var xs = [1,2,3]
for x in xs.mitems:
x += 10
echo(@xs)
block:
var xs = @[1,2,3]
for i, x in xs.mpairs:
x += i
echo xs
block:
var xs = [1,2,3]
for i, x in xs.mpairs:
x += i
echo(@xs)
block:
var x = "foobar"
for c in x.mitems:
inc c
echo x
block:
var x = "foobar"
var y = cast[cstring](addr x[0])
for c in y.mitems:
inc c
echo x
block:
var x = "foobar"
for i, c in x.mpairs:
inc c, i
echo x
block:
var x = "foobar"
var y = cast[cstring](addr x[0])
for i, c in y.mpairs:
inc c, i
echo x
import lists
block:
var sl = initSinglyLinkedList[int]()
sl.prepend(3)
sl.prepend(2)
sl.prepend(1)
for x in sl.mitems:
x += 10
echo sl
block:
var sl = initDoublyLinkedList[int]()
sl.append(1)
sl.append(2)
sl.append(3)
for x in sl.mitems:
x += 10
echo sl
block:
var sl = initDoublyLinkedRing[int]()
sl.append(1)
sl.append(2)
sl.append(3)
for x in sl.mitems:
x += 10
echo sl
import deques
block:
var q = initDeque[int]()
q.addLast(1)
q.addLast(2)
q.addLast(3)
for x in q.mitems:
x += 10
echo q
import json
block:
var j = parseJson """{"key1": 1, "key2": 2, "key3": 3}"""
for key,val in j.pairs:
val.num += 10
echo j["key1"], " ", j["key2"], " ", j["key3"]
block:
var j = parseJson """[1, 2, 3]"""
for x in j.mitems:
x.num += 10
echo j
import xmltree, xmlparser, streams, strtabs
block:
var d = parseXml(newStringStream """<Students>
<Student Name="April" Gender="F" DateOfBirth="1989-01-02" />
<Student Name="Bob" Gender="M" DateOfBirth="1990-03-04" />
</Students>""")
for x in d.mitems:
x = <>Student(Name=x.attrs["Name"] & "foo")
d[1].attrs["Name"] = "bar"
echo d
|