我希望通过换行分割字符串,字符串是来自一个数据库,结构如下:
public String getCoin() {
String[] columns = new String[]{ KEY_ROWID, KEY_NAME, KEY_QUANTITY, KEY_OUNCES, KEY_VALUE };
Cursor c = ourDatabase.query(DATABASE_TABLE, columns, null, null, null, null, null);
String result = "";
int iRow = c.getColumnIndex(KEY_ROWID);
int iName = c.getColumnIndex(KEY_NAME);
int iQuantity = c.getColumnIndex(KEY_QUANTITY);
int iOunces = c.getColumnIndex(KEY_OUNCES);
int iValue = c.getColumnIndex(KEY_VALUE);
for (c.moveToFirst(); !c.isAfterLast(); c.moveToNext()){
result = result + /*c.getString(iRow) + " " +*/ c.getString(iName).substring(0, Math.min(18, c.getString(iName).length())) + "\n";
}
c.close();
return result;
result.getCoin
读取alphabravocharlie
分割字符串后放在一个字符串数组中:
String[] separated = result.split("\n");
for (int i = 0; i < separated.length; i++) {
chartnames.add("$." + separated[i] + " some text" );
}
得到的输出:
"$.alpha
bravo
charlie some text"
我希望的输出是这样:
"$.alpha some text, $.bravo some text, $.charlie some text"
谢谢帮忙了。。
用这个语句:
String lines[] = String.split("\\r?\\n");
用标准的I/O类解决,有点大材小用:
BufferedReader rdr = new BufferedReader(new StringReader(result));
List<String> lines = new ArrayList<String>();
for (String line = rdr.readLine(); line != null; line = rdr.readLine()) {
lines.add(line);
}
rdr.close();
String lines[] = String.split("\r?\n");