In this article, we'll learn to build a functionality that could capitalize only the first character of the string. Let's consider an example: const message = 'hello world!'; Let's say I want to make the h in the above string to uppercase. I could do that by selecting the first...
JavaScript provides several built-in methods for manipulating strings, including one called toUpperCase() which can be used to convert the first letter of a string to uppercase.
In JavaScript string or character is to be converted into uppercase using str.toUpperCase() method this is used for converting entire strings into the Upper case format. Whenever we used toUpperCase() method the return value is to be string format and has converted into the uppercase the val...
In JavaScript, you can use theArray.map()method to iterate over all elements and then use the string methods to change the case of the elements. Here is an example that demonstrates how to use theString.toUpperCase()method along withArray.map()to uppercase all elements in an array: const...
To capitalize the first letter of a word in JavaScript, you can employ a simplestring manipulationtechnique. First, isolate the initial character of the string usingcharAt(0), which specifically targets the first character. Following this, transform this character to uppercase using thetoUpperCase()...
How do I make the first letter of a string uppercase, but not change the case of any of the other letters? For example: "this is a test"->"This is a test" "the Eiffel Tower"->"The Eiffel Tower" "/index.html"->"/index.html" ...
The output will be the same whether the codes are written in Uppercase or Lowercase because of its Case Sensitivity feature. All the major browsers support JavaScript language and, therefore, are reliable choices for making websites that can work on different platforms. Benefits of JavaScript Regar...
Top-level await will allow us to simply runawait fetch(/* ... */)without all this boilerplate code.With a caveat: this only works in ES modules.For a single JavaScript file, without a bundler, you can save it with the .mjs extension and you can use top-level await....
In JavaScript, there is no built-in function to check if every character in a given string is in uppercase format or not. So, we have to implement our function. Here, we will create a function calledisUpperCase(), an anonymous arrow function, to tell us whether all the characters in a...
https://www.freecodecamp.org/news/javascript-capitalize-first-letter-of-word/ Activity sidemtadded japanese on Mar 23, 2024 sidemtchanged the title JavaScript Capitalize First Letter – How to Uppercase the First Letter in a Word with JS [ja] JavaScript Capitalize First Letter – How to Up...