add IO.toStringLines

src/main/java/com/imyeyu/io/IO.java

@@ -11,6 +11,7 @@ import com.imyeyu.utils.Text;
 import javax.naming.NoPermissionException;
 import java.io.BufferedInputStream;
 import java.io.BufferedOutputStream;
+import java.io.BufferedReader;
 import java.io.ByteArrayInputStream;
 import java.io.ByteArrayOutputStream;
 import java.io.File;
@@ -352,6 +353,19 @@ public class IO implements OS.FileSystem {
 		}
 	}
 
+	public static String[] toStringLines(File file) throws IOException {
+		return toString(file).split("\r\n|[\r\n]");
+	}
+
+	public static void toStringLines(File file, CallbackArg<String> lineCallback) throws IOException {
+		try (BufferedReader br = new BufferedReader(new InputStreamReader(new FileInputStream(file), StandardCharsets.UTF_8))) {
+			String line;
+			while ((line = br.readLine()) != null) {
+				lineCallback.handler(line);
+			}
+		}
+	}
+
 	/**
 	 * 读取文件为字符串（UTF-8）
 	 *