19 lines
520 B
Python
19 lines
520 B
Python
# 赋值运算符 --> =
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# 注意:
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# 和数学当中的等号写法和读都一样,但是意义不一样
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# 右 --> 左 需要先计算右边,再赋值给左边
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# 例如1:
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a = 100 # 含义:将右边100这个数字赋值给左边的变量a
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# 例如2:
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a = 1 # 将右边1这个数字赋值给左边的变量a
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a = a + 2 # 将右边的a的值加上2,再次赋值给左边的a 相当于:a = 1 + 2
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print(a) # 3
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# 例如3:
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num = 10
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num = num + num + num + 100 # num = 10 + 10 + 10 + 100
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print(num) # 130 |