string indices must intergers
时间: 2023-10-15 16:24:09 浏览: 20
"string indices must be integers"是一个常见的错误信息,它意味着在Python中,对字符串进行索引操作时,索引必须是整数类型。
例如,在以下代码中:
a = '[abc]'
print(a['0'])
由于索引值'0'是一个字符串而不是整数,所以会引发该错误。正确的做法是使用整数索引,如下所示:
a = '[abc]'
print(a)
这样就能够正常访问字符串中的元素了。
当出现"string indices must be integers"错误时,需要检查代码中是否将索引值用字符串而不是整数表示。另外,还需要确保索引的范围在字符串的有效索引范围内,否则也会引发该错误。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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