Android Utililty Methods CharSequence Search

List of utility methods to do CharSequence Search

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Description

The list of methods to do CharSequence Search are organized into topic(s).

Method

intfindCommonPrefixLength(CharSequence str1, CharSequence str2)
find Common Prefix Length 
int length = (Math.min(str1.length(), str2.length()));
for (int i = 0; i < length; i++) {
    if (str1.charAt(i) != str2.charAt(i)) {
        return i;
return 0;
intfindCommonSuffixLength(CharSequence str1, CharSequence str2, int commonPrefixLength)
find Common Suffix Length 
int length = (Math.min(str1.length(), str2.length()));
for (int i = 0; i < length - commonPrefixLength; i++) {
    if (str1.charAt(str1.length() - i - 1) != str2.charAt(str2
            .length() - i - 1)) {
        return i;
return 0;
...
intindexOfDifference(CharSequence cs1, CharSequence cs2)
index Of Difference 
if (cs1 == cs2) {
    return INDEX_NOT_FOUND;
if (cs1 == null || cs2 == null) {
    return 0;
int i;
for (i = 0; i < cs1.length() && i < cs2.length(); ++i) {
...