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....
JavaScript provides several built-in methods for manipulating strings, including one calledtoUpperCase()which can be used to convert the first letter of a string to uppercase. Here is an example of how to use thetoUpperCase()method to make the first letter of a string uppercase: ...
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...
const str = "JavaScript Courses" const newStr = str.replace('JavaScript', 'Java') console.log(newStr) // Java Courses To perform a global search to replace all occurrences of a string, you can use a regular expression with a global modifier:const str = "Mr. Red owns a red bike and...
Learn how to convert a string to a number using JavaScriptJavaScript provides various ways to convert a string value into a number.Best: use the Number objectThe best one in my opinion is to use the Number object, in a non-constructor context (without the new keyword):...
Converting to Upper or Lower Case The two built-in methodstoUpperCase()andtoLowerCase()are helpful ways to format text and make textual comparisons in JavaScript. toUpperCase()will convert all characters to uppercase characters. Copy 'How are you?'.toUpperCase() ...
Strings are everywhere in JavaScript, a sequence of characters that allows you to combine or make statements. With it (as an object) comes different
yes, many programming languages provide built-in functions or methods to convert text to proper case. for example, in javascript, you can use the touppercase() and tolowercase() functions in combination with string manipulation methods to achieve proper case conversion. is there a way to ...
UsetoUpperCase()WithcharAt()to Capitalize the First Letter in JavaScript ThecharAt()method returns the character from the specified index in a string. The index starts at 0. Example: // We will use the same html abovefunctioncapitalizeString(){letinput=document.getElementById('input');let...
If you're working with ES6, you can use template strings to simplify the process. function capitalizeFirstLetter(str) { return `${str[0].toUpperCase()}${str.slice(1)}`; } let myString = "codedamn"; console.log(capitalizeFirstLetter(myString)); // Outputs: Codedamn In this case, te...