int strlen( const char *str ) //输入参数const
{
assert( strt != NULL ); //断言字符串地址非0
int len;
while( (*str++) != ‘’ )
{
len++;
}
return len;
}
int strlen( const char *str ) //输入参数const
{
assert( strt != NULL ); //断言字符串地址非0
int len;
while( (*str++) != ‘’ )
{
len++;
}
return len;
}
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