How-to articles, tricks, and solutions about STRING

To check if a String contains another String in a case-insensitive manner in Java, you can use the toLowerCase() method of the String class and the contains() method.

Read this tutorial and learn several methods used to check if a string contains another substring in JavaScript or not. Read information and see examples.

To check if a string contains only digits in Java, you can use the matches() method of the String class in combination with the regular expression "\\d+".

You can use a for loop to iterate through the list of strings, and then use the in keyword to check if the string is a substring of the current item in the list.

To check if a String is numeric in Java, you can use the isNumeric method of the StringUtils class from the org.apache.commons.lang3 library.

Read this tutorial and learn valuable information about the multiple methods that are used for checking if the element contains a class in JavaScript.

Read this tutorial and learn the methods of checking whether the specified object has the specified property in JavaScript. Find the fastest one for you.

Read this tutorial and find methods of checking whether a JavaScript object is empty or not. Choose the best one for you and get the code immediately.

To check if a string is equal to null in Java, you can use the == operator.

To check if a string is empty in Python, you can use the len() function or an if statement.

You can use the type() function in Python to check the type of a variable.

Read and learn two methods used to check whether a string matches RegEx in JavaScript. Also, see which method is the fastest and differences between them.

The comparison of strings is one of the mostly used Java operations. If you’re looking for different ways to compare two strings in Java, you’re at the right place.

You can either loop through the arrays or convert them to string and then compare. This tutorial provides several fast methods of comparing two arrays.

You can use the join() method to concatenate (join) items in a list to a single string in Python.

To convert a char array back to a String in Java, you can use the String class's constructor that takes a char array as an argument.

To convert a char to a String in Java, you can use the Character.toString method or the String.valueOf method.

Read this tutorial and learn information about the JavaScript built-in split() method which is called for converting a comma-separated string in an array.

In this tutorial, you can find a comprehensive guideline on how to convert a PHP array to JavaScript accurately. Just check out the options and examples.

This snippet is dedicated to one of the common PHP issues: how to convert a string to a number. You can easily do that by following the options we provide.

You can use the json_decode function in PHP to convert a JSON string into a PHP object.

In this short guide, we will assist you to deal with one of the common issues in PHP: converting an integer into a string. Read it and follow the examples.

To convert a comma-separated String to a List in Java, you can use the String.split() method to split the string into an array of substrings, and then use the Arrays.asList() method to create a list from that array.

If you wish to manipulate with the DateTime object in PHP, then this snippet is for you. Here, you will learn how to correctly convert DateTime to string.

Read this tutorial and find the easiest way of converting the decimal number to hexadecimal in JavaScript. Also, find information about the number systems.