String Methods Return New Values

MediumStringsPRO

Debug a JavaScript string cleanup bug where calling trim is not enough unless the returned value is used. This medium exercise reinforces string immutability, array output construction, and the difference between storing cleaned text and leaving the original value unchanged.

What you'll practice

Debug a JavaScript string cleanup bug where calling trim is not enough unless the returned value is used
String immutability
Array output construction
The difference between storing cleaned text and leaving the original value unchanged

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