extensions/string library

1. my_utility package
2. documentation
3. extensions/string.dart

my_utility package

1. Libraries
2. ascii_ranges
3. async
4. async/call_once
5. async/delay
6. async/result_future
7. async/scheduled_future
8. cli
9. cli/chmod
10. cli/cli_tool
11. cli/dart
12. cli/dotnet
13. cli/elixir
14. cli/elixir_mix
15. cli/ffmpeg
16. cli/ffprobe
17. cli/flutter
18. cli/fvm
19. cli/git
20. cli/mariadb
21. cli/mariadb_dump
22. cli/node
23. cli/npm
24. cli/npx
25. cli/pandoc
26. cli/powershell
27. dartx
28. data_units
29. date
30. errors
31. errors/argument_error_utils
32. errors/generic_error
33. errors/implementation_error
34. errors/result_error
35. errors/unreachable_code_error
36. exceptions
37. exceptions/out_of_tries
38. extensions
39. extensions/binary_prefix
40. extensions/completer
41. extensions/datetime
42. extensions/deep_copy
43. extensions/directory
44. extensions/double
45. extensions/duration
46. extensions/file
47. extensions/file_stat
48. extensions/file_stat_permission
49. extensions/file_system_entity
50. extensions/future
51. extensions/int
52. extensions/io_sink
53. extensions/iterable
54. extensions/iterable_int
55. extensions/iterable_num
56. extensions/map
57. extensions/random
58. extensions/set
59. extensions/stream
60. extensions/string
61. extensions/symbol
62. functions/is_nullable_type
63. functions/yaml_map_to_json_map
64. io
65. io/check
66. io/colorized_print
67. io/copy
68. io/file_stat_permission
69. io/indented_string_buffer
70. io/interactive
71. io/isolated_stdin
72. io/print
73. io/shared_stdin
74. io/utils
75. json_converters
76. json_converters/duration
77. json_converters/json_enum_converter
78. json_converters/json_list_converter
79. json_converters/semver
80. json_converters/version
81. math
82. math/double_with_tolerance
83. mixins
84. mixins/deep_copy_mixin
85. reflection
86. reflection/program_info
87. result
88. semver
89. test
90. test/expect
91. test/expect/identical
92. test/expect/null
93. test/expect/regex
94. test/expect/type
95. test/matcher
96. test/matcher/identical
97. test/matcher/regex
98. typedefs
99. typedefs/convert_callback
100. typedefs/copy_factory
101. typedefs/result_callback
102. typedefs/value2_callback
103. typedefs/value3_callback
104. typedefs/value_callback
105. typedefs/void_callback
106. union
107. union/union2
108. union/union3
109. union/union4
110. union/union5