aakashgupta96 commented on a change in pull request #645:
URL: https://github.com/apache/commons-lang/pull/645#discussion_r527685407
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File path: src/main/java/org/apache/commons/lang3/StringUtils.java
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@@ -7731,6 +7731,48 @@ public static String rotate(final String str, final int
shift) {
return substrings.toArray(ArrayUtils.EMPTY_STRING_ARRAY);
}
+ /**
+ * Split a {@link String} into a {@code String []} of fixed-length
elements.
+ *
+ * <pre>
+ * StringUtils.splitEvery("test1",10) = ["test1"]
+ * StringUtils.splitEvery("test2", 4) = ["test","2"]
+ * StringUtils.splitEvery("testAbgTestsABG", -2) = ["testAbgTestsABG"]
+ * StringUtils.splitEvery("",10) = [""]
+ * StringUtils.splitEvery(null,4) = {@code null}
+ * StringUtils.splitEvery("testAbgTestsABG",2) =
["te","st","Ab","gT","es","ts","AB","G"]
+ * </pre>
+ *
+ * @param str {@link String} to split into fixed length elements.
+ * @param length length of the elements into which the String will be
divided.
+ * @return a {@code String []} of fixed-length elements.
+ */
+ public static String[] splitEvery( final String str, final int length ) {
Review comment:
I think it'll be better to throw `IllegalArgumentException` in case
`length <1 || length > str.length()`. @arturobernalg Thoughts?
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