跳过循环中的最后一行 [英] skip last line in loops
问题描述
我怎么能跳过使用循环打印最后一行(for / while)
例如
for open(文件):
打印行。
我想跳过打印文件的最后一行。谢谢
how can i skip printing the last line using loops (for /while)
eg
for line in open("file):
print line.
I want to skip printing last line of the file.thanks
推荐答案
ei * **********@yahoo.com 写道:
hi,
我怎么能跳过使用循环打印最后一行(for / while)
例如
打开行中的
(文件):
打印行。
我想跳过打印文件的最后一行。谢谢
how can i skip printing the last line using loops (for /while)
eg
for line in open("file):
print line.
I want to skip printing last line of the file.thanks
afile = open (文件名)
xlines = afile.xreadlines()
aline = xlines.next
for nextline in xlines:
打印aline
aline = nextline
James
afile = open(filename)
xlines = afile.xreadlines()
aline = xlines.next
for nextline in xlines:
print aline
aline = nextline
James
James Stroud写道:
James Stroud wrote:
ei *********** @ yahoo.com 写道:
> hi,
如何跳过使用循环打印最后一行(for / while)
例如
对于打开的行(文件):
打印行。
我想跳过打印文件的最后一行。谢谢
>
how can i skip printing the last line using loops (for /while)
eg
for line in open("file):
print line.
I want to skip printing last line of the file.thanks
afile = open(文件名)
xlines = afile.xreadlines()
aline = xlines.next
$ x $ b for xline的nextline:
print aline
aline = nextline
James
afile = open(filename)
xlines = afile.xreadlines()
aline = xlines.next
for nextline in xlines:
print aline
aline = nextline
James
Shoule be
aline = xlines.next()
Shoule be
aline = xlines.next()
尝试:
afile = open(文件名)
lines = afile.readlines()[: - 1]#将除最后一个元素以外的所有元素分配给
a list" lines"
for line in lines:
print line
Try:
afile = open(filename)
lines = afile.readlines()[:-1] # assigns all except the last element to
a list "lines"
for line in lines:
print line
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