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											2018-01-21 10:33:32 -05:00
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							|  |  |  | <title>CodeMirror: Dart mode</title> | 
					
						
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											2018-10-07 12:02:07 +02:00
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											2018-01-21 10:33:32 -05:00
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							|  |  |  |     <li><a href="../index.html">Language modes</a> | 
					
						
							|  |  |  |     <li><a class=active href="#">Dart</a> | 
					
						
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							|  |  |  | <article> | 
					
						
							|  |  |  | <h2>Dart mode</h2> | 
					
						
							|  |  |  | <form> | 
					
						
							|  |  |  | <textarea id="code" name="code"> | 
					
						
							|  |  |  | import 'dart:math' show Random; | 
					
						
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							|  |  |  | void main() { | 
					
						
							|  |  |  |   print(new Die(n: 12).roll()); | 
					
						
							|  |  |  | } | 
					
						
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							|  |  |  | // Define a class. | 
					
						
							|  |  |  | class Die { | 
					
						
							|  |  |  |   // Define a class variable. | 
					
						
							|  |  |  |   static Random shaker = new Random(); | 
					
						
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							|  |  |  |   // Define instance variables. | 
					
						
							|  |  |  |   int sides, value; | 
					
						
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							|  |  |  |   // Define a method using shorthand syntax. | 
					
						
							|  |  |  |   String toString() => '$value'; | 
					
						
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							|  |  |  |   // Define a constructor. | 
					
						
							|  |  |  |   Die({int n: 6}) { | 
					
						
							|  |  |  |     if (4 <= n && n <= 20) { | 
					
						
							|  |  |  |       sides = n; | 
					
						
							|  |  |  |     } else { | 
					
						
							|  |  |  |       // Support for errors and exceptions. | 
					
						
							|  |  |  |       throw new ArgumentError(/* */); | 
					
						
							|  |  |  |     } | 
					
						
							|  |  |  |   } | 
					
						
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							|  |  |  |   // Define an instance method. | 
					
						
							|  |  |  |   int roll() { | 
					
						
							|  |  |  |     return value = shaker.nextInt(sides) + 1; | 
					
						
							|  |  |  |   } | 
					
						
							|  |  |  | } | 
					
						
							|  |  |  | </textarea> | 
					
						
							|  |  |  | </form> | 
					
						
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							|  |  |  | <script> | 
					
						
							|  |  |  |   var editor = CodeMirror.fromTextArea(document.getElementById("code"), { | 
					
						
							|  |  |  |     lineNumbers: true, | 
					
						
							|  |  |  |     mode: "application/dart" | 
					
						
							|  |  |  |   }); | 
					
						
							|  |  |  | </script> | 
					
						
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							|  |  |  | </article> |