continue在python_python - break和continue
break
终止整个循环:当循环或判断执行到break语句时,即使判断条件为True或者序列尚未完全被历遍,都会跳出循环或判断
for i in xrange(10):
print(i)
if i == 8:
break
print(end)
执行:
C:Python27python.exe D:/Python/type-of-data.py
0
1
2
3
4
5
6
7
8
end
Process finished with exit code 0
continue
跳出当次循环
当循环或判断执行到continue语句时,continue后的语句将不再执行,会跳出当次循环,继续执行循环中的下一次循环
for i in xrange(10):
if i ==3:
print(lalalalalalala)
continue
print(i)
print(end)
执行:
C:Python27python.exe D:/Python/type-of-data.py
0
1
2
lalalalalalala
4
5
6
7
8
9
end
Process finished with exit code 0
总结:
continue 语句跳出本次循环,只跳过本次循环continue后的语句
break 语句跳出整个循环体,循环体中未执行的循环将不会执行
for i in xrange(10):
if i ==3:
print(lalalalalalala)
continue
print(i)
if i == 8:
break
print(end)
执行:
C:Python27python.exe D:/Python/type-of-data.py
0
1
2
lalalalalalala
4
5
6
7
8
end
Process finished with exit code 0
break 终止整个循环:当循环或判断执行到break语句时,即使判断条件为True或者序列尚未完全被历遍,都会跳出循环或判断 for i in xrange(10): print(i) if i == 8: break print(end) 执行: C:Python27python.exe D:/Python/type-of-data.py 0 1 2 3 4 5 6 7 8 end Process finished with exit code 0 continue 跳出当次循环 当循环或判断执行到continue语句时,continue后的语句将不再执行,会跳出当次循环,继续执行循环中的下一次循环 for i in xrange(10): if i ==3: print(lalalalalalala) continue print(i) print(end) 执行: C:Python27python.exe D:/Python/type-of-data.py 0 1 2 lalalalalalala 4 5 6 7 8 9 end Process finished with exit code 0 总结: continue 语句跳出本次循环,只跳过本次循环continue后的语句 break 语句跳出整个循环体,循环体中未执行的循环将不会执行 for i in xrange(10): if i ==3: print(lalalalalalala) continue print(i) if i == 8: break print(end) 执行: C:Python27python.exe D:/Python/type-of-data.py 0 1 2 lalalalalalala 4 5 6 7 8 end Process finished with exit code 0