list转int数组 python
时间: 2023-10-25 09:26:58 浏览: 61
要将一个列表中的字符串元素转换为整数数组,可以使用以下方法之一:
方法一:使用循环和int函数
```python
numbers = ['1', '2', '3', '4']
new_numbers = []
for n in numbers:
new_numbers.append(int(n))
numbers = new_numbers
```
方法二:使用列表推导式
```python
numbers = ['1', '2', '3', '4']
numbers = [int(x) for x in numbers]
```
方法三:使用enumerate函数
```python
numbers = ['1', '2', '3', '4']
for i, v in enumerate(numbers):
numbers[i = int(v)
```
以上三种方法都可以将列表中的字符串元素转换为整数数组。你可以根据自己的需要选择其中一种方法来实现。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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