36 lines
552 B
Python
36 lines
552 B
Python
# 复合的赋值运算符：+= -= *= /= //= %= **=
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# 提升性能，优化代码
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# 例子
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a = 1
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a += 1 # a = a + 1
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print(a) # 2
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# b = 10
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# b -= 3 # b = b - 3
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# print(b) # 7
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# c = 5
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# c *= 100 # c = c * 100
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# print(c) # 500
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# d = 100
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# d /= 10 # d = d / 10
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# print(d) # 10.0
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# e = 9
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# e %= 2 # e = e % 2
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# print(e) # 1
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# 例子：
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a = 1
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b = 2
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c = 3
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a += b # a = a + b ==> a = 1 + 2 = 3
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a -= c # a = a - c ==> a = 3 - 3 = 0
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b += c # b = b + c ==> b = 2 + 3 = 5
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c += b # c = c + b ==> c = 3 + 5 = 8
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print(a,b,c) # 输出三个数字0，5，8 |