SOURCE

console 命令行工具 X clear

                    
>
console
initAddedDCLightExercises();
<script type="text/javascript" src="//cdn.datacamp.com/dcl-react.js.gz"></script>


<div data-datacamp-exercise data-lang="r">
	<code data-type="pre-exercise-code">
		# This will get executed each time the exercise gets initialized
		b = 6
	</code>
	<code data-type="sample-code">
		# Create a variable a, equal to 5


		# Print out a


	</code>
	<code data-type="solution">
		# Create a variable a, equal to 5
		a <- 5

		# Print out a
		print(a)
	</code>
	<code data-type="sct">
		test_object("a")
		test_function("print")
		success_msg("Great job!")
	</code>
	<div data-type="hint">Use the assignment operator (<code><-</code>) to create the variable <code>a</code>.</div>
</div>