convertStrToInt.cpp
上传用户:romrleung
上传日期:2022-05-23
资源大小:18897k
文件大小:1k
源码类别:
MySQL数据库
开发平台:
Visual C++
- /* Copyright (C) 2003 MySQL AB
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
- #include <ndb_global.h>
- bool convert(const char* s, int& val) {
- if (s == NULL) {
- return false;
- }
- if (strlen(s) == 0) {
- return false;
- }
- errno = 0;
- char* p;
- long v = strtol(s, &p, 10);
- if (errno != 0) {
- return false;
- }
- if (p != &s[strlen(s)]) {
- return false;
- }
- val = v;
- return true;
- }