In this example we will check the JavaScript Capitalize the First Letter of a String implementation. JavaScript provides many functions to work with Strings in general. We will leverage a few of them to achieve our aim. There are more than one way of accomplishing the task at hand and we s...
Uppercase - Javascript - How to capitalize first letter of, This is the best way to make Camel Case for strings using regExp. Another way is using following function. String.prototype.toUpperCaseFirstChar = function () { return this.substr ( 0, 1 ).toUpperCase () + this.substr ( 1 );...
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...
让我们深入一些更复杂的转换,比如首字母大写: function capitalizeFirstLetter(string) { return string.charAt(0).toUpperCase() + string.slice(1); } let myString = "hello, world!"; let capitalized = capitalizeFirstLetter(myString); console.log(capitalized); // 输出: Hello, world! 这个函数利用了...
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...
This snippet capitalizes the first letter of a string. constcapitalize=([first,...rest])=>first.toUpperCase()+rest.join('');capitalize('fooBar');// 'FooBar'capitalize('fooBar',true);// 'FooBar' Source https://morioh.com/p/5b34d9858cb5 ...
javascript string capitalize letter 答案function capitalizeFirstLetter(string) { return string.charAt(0).toUpperCase() + string.slice(1); } 其他一些答案修改了String.prototype (这个答案也是如此),但由于可维护性,我现在建议不要这样做(很难找到函数添加到prototype ,如果其他代码使用相同的函数,可能会导致...
To capitalize the first letter in a string is easy if you undertake some steps.First of all you should get the first letter of the string by setting the charAt() method at 0 index:Javascript charAt method1 2 let string = "w3docs.com"; console.log(string.charAt(0)); // Returns...
So we have used str.charAt(0) to extract first letter of String, str.toUpperCase() to capitalize first letter of String and str.slice(1) to concatenate remaining string to the result. 1 2 3 const capitalizeStr = str.charAt(0).toUpperCase() + str.slice(1); Capitalize each word of ...
Capitalize first letter of a string using JavaScript, uppercases the first character and slices the string to returns it starting from the second character.