In theory, strncpy (3) is the safe replacement for strcpy (3), but strncpy (3) also fills the entire destination with NULs once the end of the source string has been met.
从理论上讲，strncpy(3)是strcpy(3)的安全替代者，但是strncpy(3)还会在源字符串结束时使用nul来填充整个目标空间。
In theory, strncpy (3) is the safe replacement for strcpy (3), but strncpy (3) also fills the entire destination with NULs once the end of the source string has been met.
从理论上讲，strncpy(3)是strcpy(3)的安全替代者，但是strncpy(3)还会在源字符串结束时使用nul来填充整个目标空间。
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