Android Utililty Methods String Array Join

List of utility methods to do String Array Join

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Description

The list of methods to do String Array Join are organized into topic(s).

Method

Stringimplode(String[] strings, String glue)
implode 
StringBuilder stringBuilder = new StringBuilder();
if (strings == null)
    return "";
for (int i = 0; i < strings.length; i++) {
    stringBuilder.append(strings[i]);
    if (i != strings.length - 1) {
        stringBuilder.append(glue);
return stringBuilder.toString();
Stringconcatenate(String[] elements, String delimiter)
concatenate 
StringBuilder out = new StringBuilder();
for (int i = 0; i < elements.length; i++) {
    String element = elements[i];
    if (i > 0) {
        out.append(delimiter);
    out.append(element);
return out.toString();
StringmakeDivideString(String[] arr_str, String divide_str)
make Divide String 
if (arr_str == null)
    return null;
if (arr_str.length == 0)
    return "";
StringBuilder sb = new StringBuilder();
for (String e : arr_str) {
    sb.append(e);
    sb.append(divide_str);
...
Stringjoin(String spliter, Object[] arr)
join 
if (arr == null || arr.length == 0) {
    return "";
if (spliter == null) {
    spliter = "";
StringBuilder builder = new StringBuilder();
for (int i = 0; i < arr.length; i++) {
...
StringjoinStrings(String joiner, Iterable parts)
join Strings 
StringBuilder builder = new StringBuilder();
boolean first = true;
for (String part : parts) {
    if (!first) {
        builder.append(joiner);
    builder.append(part);
    first = false;
...
Stringjoin(String spliter, Object[] arr)
join 
if (arr == null || arr.length == 0) {
    return "";
if (spliter == null) {
    spliter = "";
StringBuilder builder = new StringBuilder();
for (int i = 0; i < arr.length; i++) {
...
Stringjoin(String[] strings, String separator)
join 
StringBuffer sb = new StringBuffer();
for (int i = 0; i < strings.length; i++) {
    if (i != 0)
        sb.append(separator);
    sb.append(strings[i]);
return sb.toString();
Stringjoin(String[] s, String glue)
join 
int k = s.length;
if (k == 0)
    return null;
StringBuilder out = new StringBuilder();
out.append(s[0]);
for (int x = 1; x < k; ++x)
    out.append(glue).append(s[x]);
return out.toString();
...
Stringjoin(String delimiter, String[] strings)
join 
if (strings.length == 0) {
    return "";
StringBuilder stringBuilder = new StringBuilder();
for (String str : strings) {
    stringBuilder.append(" ").append(str);
return stringBuilder.substring(1);
...
Stringjoin(int[] arr, String delimiter)
join 
if (arr.length == 0) {
    return "";
StringBuilder sb = new StringBuilder();
for (int i : arr) {
    sb.append(delimiter).append(Integer.toString(i));
return sb.substring(delimiter.length());
...