Returns an array of substrings of the specified string, in order, with divisions before and after any instance of the specified character. : String char « Data Type « Java

Returns an array of substrings of the specified string, in order, with divisions before and after any instance of the specified character.

 * LingPipe v. 3.9
 * Copyright (C) 2003-2010 Alias-i
 * This program is licensed under the Alias-i Royalty Free License
 * Version 1 WITHOUT ANY WARRANTY, without even the implied warranty of
 * Royalty Free License Version 1 for more details.
 * You should have received a copy of the Alias-i Royalty Free License
 * Version 1 along with this program; if not, visit
 * or contact
 * Alias-i, Inc. at 181 North 11th Street, Suite 401, Brooklyn, NY 11211,
 * +1 (718) 290-9170.

//package com.aliasi.util;


import java.text.DecimalFormat;

 * Static utility methods for processing strings, characters and
 * string buffers.
 * @author  Bob Carpenter
 * @version 4.0.1
 * @since   LingPipe1.0
 * @see     java.lang.Character
 * @see     java.lang.String
 * @see     java.lang.StringBuilder
public class Strings {

     * Returns an array of substrings of the specified string,
     * in order, with divisions before and after any instance
     * of the specified character.  The returned array will always
     * have at least one element.  Elements in the returned array
     * may be empty.  The following examples illustrate this behavior:
     * <br/><br/>
     * <table border="1" cellpadding="5">
     * <tr><td><b>Call</b></td><td><b>Result</b></td></tr>
     * <tr>
     *   <td><code>split("",' ')</code></td>
     *   <td><code>{ "" }</code></td>
     * </tr>
     * <tr>
     *   <td><code>split("a",' ')</code></td>
     *   <td><code>{ "a" }</code></td>
     * </tr>
     * <tr>
     *   <td><code>split("a b",' ')</code></td>
     *   <td><code>{ "a", "b" }</code></td>
     * </tr>
     * <tr>
     *   <td><code>split("aaa bb cccc",' ')</code></td>
     *   <td><code>{ "aaa", "bb", "cccc" }</code></td>
     * </tr>
     * <tr>
     *   <td><code>split(" a",' ')</code></td>
     *   <td><code>{ "", "a" }</code></td>
     * </tr>
     * <tr>
     *   <td><code>split("a ",' ')</code></td>
     *   <td><code>{ "a", "" }</code></td>
     * </tr>
     * <tr>
     *   <td><code>split(" a ",' ')</code></td>
     *   <td><code>{ "", "a", "" }</code></td>
     * </tr>
     * </table>
     * @param s String to split.
     * @param c Character on which to split the string.
     * @return The array of substrings resulting from splitting the
     * specified string on the specified character.
    public static String[] split(String s, char c) {
        char[] cs = s.toCharArray();
        int tokCount = 1;
        for (int i = 0; i < cs.length; ++i)
            if (cs[i] == c) ++tokCount;
        String[] result = new String[tokCount];
        int tokIndex = 0;
        int start = 0;
        for (int end = 0; end < cs.length; ++end) {
            if (cs[end] == c) {
                result[tokIndex] = new String(cs,start,end-start);
                start = end+1;
        result[tokIndex] = new String(cs,start,cs.length-start);
        return result;



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13.Checks if a String is whitespace, empty ("") or null.
14.Checks if the String contains any character in the given set of characters.
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16.Checks if the String contains only whitespace.
17.Checks if the string contains only ASCII printable characters.
18.Checks that the String does not contain certain characters.
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35.Provides a number of static methods which interact with java.nio.charset.Charset to analyze and transform the strings identifing character encodings.
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38.Return the result of adding the specified character to the specified sorted character array.
39.Return a displayable version of the character sequence, followed by integer positions at various powers of 10.
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