dropdown-item hover show submenu bootstrap code example
Example: bootstrap hover dropdown
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<div class="collapse navbar-collapse" data-hover="dropdown" data-animations="fadeInDown fadeInRight fadeInUp fadeInLeft>
<ul class="nav navbar-nav">
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</ul>
</div>
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or
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<div class="collapse navbar-collapse">
<ul class="nav navbar-nav" data-hover="dropdown" data-animations="fadeInDown fadeInRight fadeInUp fadeInLeft>
...
</ul>
</div>
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