string_util.hh
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上传日期:2019-04-29
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文件大小:1k
- #ifndef __STRING_UTIL1__
- #define __STRING_UTIL1__
- #include <ctype.h>
- #include <string>
- using namespace std;
- extern void strip (string& s); // Strips blanks at left and right ends
- extern void escape_string (string& s); // C++ equivalent of mysql_escape_string
- inline void str_to_upr (string& s) { // Changes case of string to upper
- for (unsigned int cnt=0; cnt < s.length(); cnt++) {
- char c = s[cnt]; s[cnt]=toupper(c);
- }
- }
- inline void str_to_lwr (string& s) { // Changes case of string to lower
- for (unsigned int cnt=0; cnt < s.length(); cnt++) {
- char c = s[cnt]; s[cnt]=tolower(c);
- }
- }
- inline void strip_all_blanks (string& s) { // Removes all blanks
- for (unsigned int counter=0;counter < s.size();counter++)
- if (s[counter] == ' ') { s.erase(counter,1); counter--;}
- }
- inline void strip_all_non_num (string& s) { // Removes all non-numerics
- for (unsigned int counter=0;counter < s.size();counter++)
- if (!isdigit(s[counter])) { s.erase(counter,1); counter--;}
- }
- #endif