第七色在线视频,2021少妇久久久久久久久久,亚洲欧洲精品成人久久av18,亚洲国产精品特色大片观看完整版,孙宇晨将参加特朗普的晚宴

為了賬號(hào)安全,請(qǐng)及時(shí)綁定郵箱和手機(jī)立即綁定

“成員變量默認(rèn)初始化為0”,一句略有點(diǎn)籠統(tǒng):字符串類型不是為null的嘛…

正在回答

1 回答

老師應(yīng)該是說(shuō)int類型成員變量的初始值為0;其他八種成員變量的默認(rèn)初始值是

For type byte, the default value is zero, that is, the value of (byte)0.?
For type short, the default value is zero, that is, the value of (short)0.?
For type int, the default value is zero, that is, 0.?
For type long, the default value is zero, that is, 0L.?
For type float, the default value is positive zero, that is, 0.0f.?
For type double, the default value is positive zero, that is, 0.0d.?
For type char, the default value is the null character, that is, '\u0000'.?
For type boolean, the default value is false.

0 回復(fù) 有任何疑惑可以回復(fù)我~

舉報(bào)

0/150
提交
取消
微信客服

購(gòu)課補(bǔ)貼
聯(lián)系客服咨詢優(yōu)惠詳情

幫助反饋 APP下載

慕課網(wǎng)APP
您的移動(dòng)學(xué)習(xí)伙伴

公眾號(hào)

掃描二維碼
關(guān)注慕課網(wǎng)微信公眾號(hào)