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Dart
dart:core
BigInt
operator unary- abstract method
operator unary-
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描述
<span class="kind-method">operator unary-</span> 抽象方法
<span class="returntype"><a href="../../dart-core/BigInt-class.html">BigInt</a></span> <span class="name ">operator unary-</span>()</p>
返回此整数的负值。
整数的负号运算结果始终具有相反的符号,除零以外,零是其自身的负数。
实现
BigInt operator -();
Dart
dart:core
BigInt
一元负号抽象方法
BigInt 类
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