strftime输出的是浮点数时间戳。

比较两个时间的大小，下列代码中，横线处应用（ ）函数。 <?php $time1=date("Y-m-d H:i:s"); $time2="2008-2-3 16:30:00"; if(_____($time1)- _____ ($time2)<0) echo"\$time1早于\$time2"; else echo"\$time2早于\$time1"; A: strtotime() B: microtime () C: strftime() D: setlocale()

中国大学MOOC: 输出日期的strftime()方法的格式化字符串是（）。

Time库中休眠函数是（） A: Strftime B: strptime C: time.daylight（） D: time.sleep（）

The custom _______ the Middle Ages. A: date on B: date about C: date from D: date in

查询十天前的记录应使用( )作为准则。 A: Between Date() And Date()-10 B: ＜Date()-10 C: ＞Date()-10 D: Between Date()-10 And Date()

In appraisals, the effective date of value is ( ). A: The date of the property inspection B: The date agreed in advance with the client C: The date the appraisal is completed D: The date the appraisal is signed

查询最后30天的记录应使用（ ）作为准则。 A: Between Date() and Date()-30 B: &lt;=Date()-30 C: &lt;Date()-30 D: Between Date()-30 and Date()

Congratulations! This is the best book you have written __________. A: up to date B: out of date C: to date D: as date

下列能获取date命令结果的语句是（ ）。 A: $(date) B: `dae` C: （date) D: date'