Update article.md #3458
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Update article.md #3458
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I think beginners might not understand why `army.canJoin` would even lose 'this' referencing army obj. Previous lessons did not explain elaborate this scenario. Additional, I think this offers a good reminder after so many sub chapters since the last review of 'this'.
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I think beginners might not understand why
army.canJoinwould even lose 'this' referencing army obj. Previous lessons did not elaborate this scenario. Additionally, I think this offers a good reminder after so many sub chapters since the last review of 'this'.