我有一个可跨字符串，我想在可跨字符串中找到子字符串的索引，我不想将它转换回字符串，因为可跨字符串已经格式化。
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TextUtils has many variations of indexOf() to find the index of CharSequence in another CharSequence. Both String and SpannedString are CharSequence implementations.
于 2021-10-15T10:51:25.997 回答