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C 字符串
2022-06-12 14:42:00 【腿毛ger】
"hello world"
双引号引起来的一串字符称为字符串字面值简称字符 串。
字符串的结束标志是一个 \0 的转义字符。
在计算字符串长度的时候 \0 是结束标志,不算作字符串 内容。





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