列表中所有可以转换为数值型的元素求和,不能转换的元素自动忽略不进行计算,只计算一维结果。
list.sum()复制
list.sum()
def test(): arr=["1","2","3"] print(arr.sum())复制
def test():
arr=["1","2","3"]
print(arr.sum())