Java provides a lot of built-in methods for manipulating strings. These methods make it easy to perform common string operations like concatenation, splitting, and searching. To find more code examples that demonstrate how to work with Strings in Java, check out the following tutorials: Java String Working With Strings in Java – Part 1 Working…
Read More Java String Methods Every Developer Should Knowclass Test { public static void main(String[] args) { long startTime = System.currentTimeMillis(); StringBuffer stringBuffer = new StringBuffer(“Java”); for (int i = 0; i < 8000000; i++) { stringBuffer.append(“Programming”); } System.out.println(“Time taken by StringBuffer: ” + (System.currentTimeMillis() – startTime) + “ms”); startTime = System.currentTimeMillis(); StringBuilder stringBuilder = new StringBuilder(“Java”); for (int i = 0; i…
Read More Difference between StringBuilder and StringBuffer classes// creates an empty string buffer with the initial capacity of 16. StringBuffer str = new StringBuffer(); // creates a string buffer with the specified string. StringBuffer str = new StringBuffer(“some string value”); // creates an empty string buffer with the specified capacity as length. StringBuffer str = new StringBuffer(10); class Test { public static…
Read More StringBuffer class in Java// creates an empty string Builder with the initial capacity of 16. StringBuilder str = new StringBuilder(); // creates a string Builder with the specified string. StringBuilder str = new StringBuilder(“some string value”); // creates an empty string Builder with the specified capacity as length. StringBuilder str = new StringBuilder(10); class Test { public static…
Read More StringBuilder class in Javaclass Test { public static void main(String[] args) { String str = “ALEGRUTECHBLOG”; String strInLowerCase = str.toLowerCase(); System.out.println(strInLowerCase); } } Output: alegrutechblog toUpperCase() Converts all of the characters in this String to the upper case using the rules of the default locale. class Test { public static void main(String[] args) { String str…
Read More Working With Strings in Java – Part 2class Test { public static void main(String[] args) { String str = “alegru”; char c = str.charAt(2); System.out.println(c); } } Output: e class Test { public static void main(String[] args) { String str = “alegru”; int index = str.indexOf(‘l’); System.out.println(index); } } Output: 1 class Test { public static void main(String[] args) { String str…
Read More Working With Strings in Java – Part 1String str = “Hello”; String str = new String(“Hello”); class Test { public static void main(String[] args) { String str1 = “Hello”; String str2 = “Hello”; String str3 = new String(“Hello”); System.out.println(str1 == str2); System.out.println(str1 == str3); } } Output: true false Here: We create str1 by assigning it a String literal. Then, that…
Read More Java String Tutorial