Java Array Join join(String[] array, String delim)

Description

Concatenates all the elements in the given array, using the given delimiter.

License

Open Source License

Declaration

public static String join(String[] array, String delim) 

Method Source Code

//package com.java2s;
//License from project: Open Source License 

import java.util.List;

public class Main {
    /**//ww  w . j  av  a 2  s  . c o  m
     * Concatenates all the elements in the given list of strings, using the
     * given delimiter.
     */
    public static String join(List<String> list, String delim) {
        StringBuffer sb = join(list.toArray(new String[0]), delim, new StringBuffer());
        return sb.toString();
    }

    /**
     * Concatenates all the elements in the given array, using the given
     * delimiter.
     */
    public static String join(String[] array, String delim) {
        StringBuffer sb = join(array, delim, new StringBuffer());
        return sb.toString();
    }

    /**
     * Concatenates all the elements in the given array, using the given
     * delimiter. The result is appended to the given string buffer, which is
     * therefore modified in place.
     */
    public static StringBuffer join(String[] array, String delim, StringBuffer sb) {
        if (sb == null)
            sb = new StringBuffer();
        for (int i = 0; i < array.length; i++) {
            if (i != 0)
                sb.append(delim);
            sb.append(array[i]);
        }
        return sb;
    }
}

Related

1. join(String[] array)
2. join(String[] array)
3. join(String[] array)
4. join(String[] array)
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6. join(String[] array, String delimiter)
7. join(String[] array, String delimiter)
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9. join(String[] array, String sep)