1//capitalize only the first letter of the string.
2function capitalizeFirstLetter(string) {
3 return string.charAt(0).toUpperCase() + string.slice(1);
4}
5//capitalize all words of a string.
6function capitalizeWords(string) {
7 return string.replace(/(?:^|\s)\S/g, function(a) { return a.toUpperCase(); });
8};
1function capitalizeFirstLetter(string) {
2 return string.charAt(0).toUpperCase() + string.slice(1);
3}
4
5console.log(capitalizeFirstLetter('foo bar bag')); // Foo
1const lower = 'this is an entirely lowercase string';
2const upper = lower.charAt(0).toUpperCase() + lower.substring(1);
1const uppercaseWords = str => str.replace(/^(.)|\s+(.)/g, c => c.toUpperCase());
2
3// Example
4uppercaseWords('hello world'); // 'Hello World'
1function capitalizeFirstLetter(string) {
2 return string.charAt(0).toUpperCase() + string.slice(1);
3}
4
5console.log(capitalizeFirstLetter('foo')); // Foo
1// this will only capitalize the first word
2var name = prompt("What is your name");
3firstLetterUpper = name.slice(0,1).toUpperCase();
4
5alert("Hello " + firstLetterUpper + name.slice(1, name.length).toLowerCase());
6