Loops/While: Difference between revisions

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 }</lang>
-In a functional idiom of JavaScript, however, we can not use a loop statement to achieve this task, as statements return no value, mutate state, and can not be composed within other functional expressions.
+In a functional idiom of JavaScript, however, we can not use a While '''statement''' to achieve this task, as statements return no value, mutate state, and can not be composed within other functional expressions.
-Instead, we can define a composable loopWhile() function which has no side effects, and takes 3 arguments:
+Instead, we can define a composable loopWhile() '''function''' which has no side effects, and takes 3 arguments:
 :#An initial value
-:#A function which returns some derived value
+:#A function which returns some derived value, corresponding to the body of the While loop
-:#A conditional function
+:#A conditional function, corresponding to the While test
 <lang JavaScript>function loopWhile(varValue, fnDelta, fnTest) {