我如何检查日期是否在 Python 的范围内?
How can i check if date is on range on Python?
我正在尝试检查今天的日期(dd-mm-yyyy
格式)是否在给定范围内。
我的代码只检查日期,不检查月份或年份...你能帮我看看哪里出了问题吗?
在这里它工作正常...
import datetime
TODAY_CHECK = datetime.datetime.now()
TODAY_RESULT = ('%s-%s-%s' % (TODAY_CHECK.day, TODAY_CHECK.month, TODAY_CHECK.year))
if '26-11-2017' <= TODAY_RESULT <= '30-11-2017':
print "PASS!"
else:
print "YOU SHALL NOT PASS, FRODO."
但是这里没有...
import datetime
TODAY_CHECK = datetime.datetime.now()
TODAY_RESULT = ('%s-%s-%s' % (TODAY_CHECK.day, TODAY_CHECK.month, TODAY_CHECK.year))
if '26-11-2017' <= TODAY_RESULT <= '01-12-2017':
print "PASS!"
else:
print "YOU SHALL NOT PASS, FRODO."
您正在比较字符串。您应该比较 datetime/date 个对象
import datetime
TODAY_CHECK = datetime.datetime.now()
start = datetime.datetime.strptime("26-11-2017", "%d-%m-%Y")
end = datetime.datetime.strptime("30-11-2017", "%d-%m-%Y")
if start <= TODAY_CHECK <= end:
print "PASS!"
else:
print "YOU SHALL NOT PASS, FRODO."
或者你也可以
start = datetime.datetime(day=26,month=11,year=2017)
end = datetime.datetime(day=30,month=11,year=2017)
我正在尝试检查今天的日期(dd-mm-yyyy
格式)是否在给定范围内。
我的代码只检查日期,不检查月份或年份...你能帮我看看哪里出了问题吗?
在这里它工作正常...
import datetime
TODAY_CHECK = datetime.datetime.now()
TODAY_RESULT = ('%s-%s-%s' % (TODAY_CHECK.day, TODAY_CHECK.month, TODAY_CHECK.year))
if '26-11-2017' <= TODAY_RESULT <= '30-11-2017':
print "PASS!"
else:
print "YOU SHALL NOT PASS, FRODO."
但是这里没有...
import datetime
TODAY_CHECK = datetime.datetime.now()
TODAY_RESULT = ('%s-%s-%s' % (TODAY_CHECK.day, TODAY_CHECK.month, TODAY_CHECK.year))
if '26-11-2017' <= TODAY_RESULT <= '01-12-2017':
print "PASS!"
else:
print "YOU SHALL NOT PASS, FRODO."
您正在比较字符串。您应该比较 datetime/date 个对象
import datetime
TODAY_CHECK = datetime.datetime.now()
start = datetime.datetime.strptime("26-11-2017", "%d-%m-%Y")
end = datetime.datetime.strptime("30-11-2017", "%d-%m-%Y")
if start <= TODAY_CHECK <= end:
print "PASS!"
else:
print "YOU SHALL NOT PASS, FRODO."
或者你也可以
start = datetime.datetime(day=26,month=11,year=2017)
end = datetime.datetime(day=30,month=11,year=2017)