Java Double to String double2String(double[] v)

Description

converts a double array to a comma-separated string

License

Apache License

Parameter

Parameter	Description
v	double array

Return

comma-separated string

Declaration

private static String double2String(double[] v) 

Method Source Code

//package com.java2s;
/**//from w w  w  .j ava  2s  . c  o m
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

public class Main {
    /**
     * converts a double array to a comma-separated string
     * 
     * @param v double array
     * @return comma-separated string
     */
    private static String double2String(double[] v) {
        StringBuilder builder = new StringBuilder();

        for (double aV : v) {
            builder.append(aV).append(',');
        }

        return builder.toString();
    }

    /**
     * converts an array of double arrays to an array of comma-separated strings
     * 
     * @param source array of double arrays
     * @return array of comma-separated strings
     */
    public static String[] double2String(double[][] source) {
        String[] output = new String[source.length];

        for (int index = 0; index < source.length; index++) {
            output[index] = double2String(source[index]);
        }

        return output;
    }
}

Related

1. convertDoubleToString(double value)
2. convertDoubleToString(double value)
3. double2str(double amount, int length)
4. double2str(double d, int noOfDecimalDigit)
5. double2string(double doubledata)
6. doubleToStr(Double d)
7. doubleToStr(Double valor)
8. doubleToString(double d)
9. doubleToString(double d)