HTML : Why use `javascript:void(0)` instead of `javascript:` as an href do nothing placeholder?

HTML : Why use `javascript:void(0)` instead of `javascript:` as an href do nothing placeholder?
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HTML : Why use `javascript:void(0)` instead of `javascript:` as an href do nothing placeholder?
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Why of `javascript:void(0)` `javascript:` placeholder? instead do nothing HTML href use : an as