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 th
JavaScript comes bundled with a string method called toUpperCase, which could be used to capitalize the whole string. However, it does not provide a method that could capitalize only the first letter of a specific string. In this article, we'll learn to build a functionality that could capital...
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" function capitalizeFirstLetter(string) { return string...
Capitalize First Letter of Each WordWrite a JavaScript function that accepts a string as a parameter and converts the first letter of each word into upper case. Example string: 'the quick brown fox' Expected Output: 'The Quick Brown Fox '...
To capitalize the first letter of a string in JavaScript:Use the charAt() function to isolate and uppercase the first character from the left of the string. Use the slice() method to slice the string leaving the first character. Concatenate the output of both functions to form a capitalized...
There is a number of ways to capitalize the first letter of the string in JavaScript. For example: "this is an example"->"This is an example" "the Atlantic Ocean"->"The Atlantic Ocean" ThetoUpperCase()method transforms all letters in a string to uppercase; we will use it in com...
let uppercase = sentence.toUpperCase(); console.log(uppercase); // JAVA IS TO JAVASCRIPT WHAT CAR IS TO CARPET. Run Code Output HELLO WORLD! JAVA IS TO JAVASCRIPT WHAT CAR IS TO CARPET. Also Read: JavaScript String toLowerCase() JavaScript Program to Convert the First Letter of a St...
“A constructor name should start with an uppercase letter.”:“一个构造对象的名称必须用大写字母开头.”, “Bad constructor.”:“错误的构造对象”, “Weird construction. Delete ‘new’.”:“构造对象有误,请删除’new’”, “Missing ‘()’ invoking a constructor.”:“缺少括号()”, ...
3.4.1 typeof操作符 typeof用来检测给定变量的数据类型,对一个值使用typeof操作符可能返回下列某个字符串: “undefined”——如果这个值未定义 “boolean”——如果这个值是布尔值 “string”——如果这个值是字符串 “number”——如果这个值是数值 “object”——如果这个值是对象或null; ...
Capitalize first letter of String in Javascript Using charAt(), toUpperCase() and slice() charAt() toUpperCase() slice() Capitalize each word of String in Javascript Capitalize first letter of String in Javascript There are multiple ways to Capitalize first letter of String in Javascript. Let’s...