小编And*_*mba的帖子

将 Chevron 图标添加到 ngx-bootsrap 手风琴

单击手风琴时,我在将 V 形符号从 UP 更改为 DOWN 时遇到问题。无论我尝试过什么技巧,甚至尝试过其他类似https://stackblitz.com/edit/ngx-bootstrap-ifmpph?file=app%2Fapp.component.html 的示例,它似乎总是结果为真

        <accordion [closeOthers]="true">
                <accordion-group #group [isOpen]='true'>
                    <div accordion-heading class="clearfix">
                        Basic Information
                        <span class="badge badge-secondary float-right pull-right">
                            <i class="fa" [ngClass]="!group?.isOpen ? 'fa-chevron-down': 'fa-chevron-down'"></i>
                        </span>
                    </div>
                </accordion-group>
            </accordion>
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accordion ngx-bootstrap angular

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