JAVASCRIPT

first letter tuUppercase

const string = "tHIS STRING'S CAPITALISATION WILL BE FIXED."
const string = string[0].toUpperCase() + string.slice(1)

make first letter capital

const names = ["alice", "bob", "charlie", "danielle"]
// -->        ["Alice", "Bob", "Charlie", "Danielle"]

//Just use some anonymous function and iterate through each of the elements in the array
//and take string as another array
let namescap = names.map((x)=>{
    return x[0].toUpperCase()+x.slice(1)
    
})
console.log(namescap)

make the first letter of a string upper case

>>> "hello world".title()
'Hello World'
>>> u"hello world".title()
u'Hello World'

first letter uppercase js

const lower = 'this is an entirely lowercase string';
const upper = lower.charAt(0).toUpperCase() + lower.substring(1);

Uppercase first letter of variable

var str = "hello world";
str = str.toLowerCase().replace(/[a-z]/g, function(letter) {
    return letter.toUpperCase();
});
alert(str); //Displays "Hello World"

name first letter uppercase

// name er first letter uppercase 
let name = "aminul islam rasel" //Aminul Islam Rasel

        let word = name.split(" ") // create  array each word
        word[0] = word[0].charAt(0).toUpperCase() + word[0].slice(1)
        word[1] = word[1].charAt(0).toUpperCase() + word[1].slice(1)
        word[2] = word[2].charAt(0).toUpperCase() + word[2].slice(1)

        name = word.join(" ")// get Aminul Islam Rasel

        console.log(name);//show console


// array map method use kore
  let name = "abdur razzak hassan tusher mafus ulla"
        let word = name.split(" ")
        word = word.map(function (value) {
            return value.charAt(0).toUpperCase() + value.slice(1)
        })

        name = word.join(" ")
        console.log(name);

first name capital letter

function firstCapitalLetter(name){
    return name[0].slice('').toUpperCase() + name.slice(1).toLowerCase()
}


 console.log(firstCapitalLetter('front '))

Capitalize first letter

String name;

BufferedReader br = new InputStreamReader(System.in);

String s1 = name.charAt(0).toUppercase());

System.out.println(s1 + name.substring(1));

first Letter as Capital

string.charAt(index)