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  1. What does String.substring exactly do in Java? - Stack Overflow

    May 31, 2012 · I always thought if I do String s = "Hello World".substring(0, 5), then I just get a new string s = "Hello". This is also documented in the Java API doc: "Returns a new string that …

  2. java - how the subString () function of string class works - Stack …

    0 “Substring creates a new object out of source string by taking a portion of original string”. Until Java 1.7, substring holds the reference of the original character array, which means even a …

  3. java - substring index range - Stack Overflow

    14 Both are 0-based, but the start is inclusive and the end is exclusive. This ensures the resulting string is of length start - end. To make life easier for substring operation, imagine that …

  4. Java: Getting a substring from a string starting after a particular ...

    Java: Getting a substring from a string starting after a particular character Asked 12 years, 11 months ago Modified 1 year, 7 months ago Viewed 637k times

  5. Java - Strings and the substring method - Stack Overflow

    Apr 19, 2013 · Strings in Java are immutable. Basically this means that, once you create a string object, you won't be able to modify/change the content of a string. As a result, if you perform …

  6. java - Trim a string based on the string length - Stack Overflow

    Dec 14, 2011 · For typical implementations of String, s.substring(0, s.length()) will return s rather than allocating a new String. This may behave incorrectly 1 if your String contains Unicode …

  7. The String.substring() in java - Stack Overflow

    Dec 24, 2016 · string.substring(int id) returns a substring of the string which starts at index id. id is an index, but not the position! Remember, indexes start counting from 0! Please, check the …

  8. Java substring: 'String index out of range' - Stack Overflow

    Jun 5, 2009 · Java's substring method fails when you try and get a substring starting at an index which is longer than the string. An easy alternative is to use Apache Commons …

  9. Time complexity of Java's substring () - Stack Overflow

    Jan 16, 2017 · New answer As of update 6 within Java 7's lifetime, the behaviour of substring changed to create a copy - so every String refers to a char[] which is not shared with any other …

  10. split string only on first instance - java - Stack Overflow

    As String.split(java.lang.String regex, int limit) explains: The array returned by this method contains each substring of this string that is terminated by another substring that matches the …