java 全角半角转换函数
作者:互联网
转:java 全角半角转换函数
public static void main(String[] args) {
String QJstr = "wch";
String QJstr1 = "hello";
String result = ToSBC(QJstr);
String result1 = ToDBC(QJstr1);
System.out.println(QJstr + "\n" + result);
System.out.println(QJstr1 + "\n" + result1);
}
/**
* 半角转全角
* @param input String.
* @return 全角字符串.
*/
public static String ToSBC(String input) {
char c[] = input.toCharArray();
for (int i = 0; i < c.length; i++) {
if (c[i] == ' ') {
c[i] = '\u3000';
} else if (c[i] < '\177') {
c[i] = (char) (c[i] + 65248);
}
}
return new String(c);
}
/**
* 全角转半角
* @param input String.
* @return 半角字符串
*/
public static String ToDBC(String input) {
char c[] = input.toCharArray();
for (int i = 0; i < c.length; i++) {
if (c[i] == '\u3000') {
c[i] = ' ';
} else if (c[i] > '\uFF00' && c[i] < '\uFF5F') {
c[i] = (char) (c[i] - 65248);
}
}
String returnString = new String(c);
return returnString;
}
标签:java,String,全角,return,半角,char,input 来源: https://www.cnblogs.com/Pro-Cyon/p/14900634.html