Daehun Kim

<p>React.StrictMode 지우니까 되네요!! :) 근데 이건 왜 지워야 하는건가요?&nbsp;</p>

 렌더링시 두번씩 반복 됩니다. 

<p>이게 아마 PhoneInfoList 에서 onUpdate를 안줘서 그럴 거에요!! :)</p>
<p><span style="background-color: #212121; font-family: Menlo, Monaco, 'Courier New', monospace; font-size: 12px; white-space: pre; color: #ffcb6b;">PhoneInfo</span></p>
<div style="color: #eeffff; background-color: #212121; font-family: Menlo, Monaco, 'Courier New', monospace; font-size: 12px; line-height: 18px; white-space: pre;">
<div><span style="color: #89ddff;"> </span><span style="color: #c792ea;">onUpdate</span><span style="color: #89ddff;">={</span>onUpdate<span style="color: #89ddff;">}</span></div>
<div><span style="color: #89ddff;"> </span><span style="color: #c792ea;">onRemove</span><span style="color: #89ddff;">={</span>onRemove<span style="color: #89ddff;">}</span></div>
<div><span style="color: #89ddff;"> </span><span style="color: #c792ea;">info</span><span style="color: #89ddff;">={</span>info<span style="color: #89ddff;">}</span></div>
<div><span style="color: #89ddff;"> </span><span style="color: #c792ea;">key</span><span style="color: #89ddff;">={</span>info<span style="color: #89ddff;">.</span>id<span style="color: #89ddff;">}</span></div>
<div><span style="color: #89ddff;"> </span><span style="color: #89ddff;">/></span></div>
</div>

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