Java String Split by Delimiter split(String src, char delim)

Description

Faster implementation of string splitting on a single character delimiter.

License

Open Source License

Parameter

Parameter	Description
src	the string to split
delim	the delimiter character

Return

a String[] value

Declaration

public static String[] split(String src, char delim) 

Method Source Code

//package com.java2s;

import java.util.ArrayList;

public class Main {
    /**//ww w .  j  a  va2 s .c  om
     * Faster implementation of string splitting on a single character delimiter.
     * @param src the string to split
     * @param delim the delimiter character
     * @return a <code>String[]</code> value
     */
    public static String[] split(String src, char delim) {
        return split(src, delim, 0);
    }

    /**
     * Faster implementation of string splitting on a single character delimiter.
     * @param src the string to split
     * @param delim the delimiter character
     * @param limit return at most limit - 1 entries, 0 or below for as many as necessary.
     * @return a <code>String[]</code> value
     */
    public static String[] split(String src, char delim, int limit) {
        final ArrayList<String> output = new ArrayList<>();
        int index;
        int lindex = 0;
        final boolean limited = limit > 0;
        while ((index = src.indexOf(delim, lindex)) != -1 && (!limited || output.size() < limit - 1)) {
            output.add(src.substring(lindex, index));
            lindex = index + 1;
        }
        output.add(src.substring(lindex));
        return output.toArray(new String[output.size()]);
    }
}

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