1. Dart
2. dart:html
3. SpeechGrammarList
4. addFromString method

##### SpeechGrammarList class

1. Constructors
2. SpeechGrammarList
3. Properties
4. first
5. hashCode
6. isEmpty
7. isNotEmpty
8. iterator
9. last
10. length
11. reversed
12. runtimeType
13. single
14. Methods
15. add
16. addAll
17. addFromString
18. addFromUri
19. any
20. asMap
21. cast
22. clear
23. contains
24. elementAt
25. every
26. expand
27. fillRange
28. firstWhere
29. fold
30. followedBy
31. forEach
32. getRange
33. indexOf
34. indexWhere
35. insert
36. insertAll
37. item
38. join
39. lastIndexOf
40. lastIndexWhere
41. lastWhere
42. map
43. noSuchMethod
44. reduce
45. remove
46. removeAt
47. removeLast
48. removeRange
49. removeWhere
50. replaceRange
51. retainWhere
52. setAll
53. setRange
54. shuffle
55. singleWhere
56. skip
57. skipWhile
58. sort
59. sublist
60. take
61. takeWhile
62. toList
63. toSet
64. toString
65. where
66. whereType
67. Operators
68. operator +
69. operator ==
70. operator []
71. operator []=

description

# addFromString method Null safety

void addFromString (

1. String string,
2. [num? weight]

)

## Implementation

    void addFromString(String string, [num? weight]) native;