3 回答

TA貢獻(xiàn)1784條經(jīng)驗(yàn) 獲得超2個(gè)贊
equals()
Object
public boolean equals(Object other);
Object
.
ArrayList
Object
@Overridepublic boolean equals(Object other){ if (other == null) return false; if (other == this) return true; if (!(other instanceof MyClass))return false; MyClass otherMyClass = (MyClass)other; ...test other properties here...}
@Override

TA貢獻(xiàn)1868條經(jīng)驗(yàn) 獲得超4個(gè)贊
源->GenerateEquals()和hashCode()

TA貢獻(xiàn)1893條經(jīng)驗(yàn) 獲得超10個(gè)贊
@Override
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