There are two character strings：s and t.s="My favor is computer"，t=substr(s，9，5)．Then the result after operation is
- AS="My favor is computer"； t="compu"；
- BS="My favor is computer"； t="is co"；
- CS="My favor"； t="is co"；
- DS="My favor"； t="is computer"；
问题
There are two character strings：s and
参考解析：
分类：其他
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