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,可能会导致冲突...
例如: function capitalizeFirstLetter(str) { return str.charAt(0).toUpperCase() + str.slice(1).toLowerCase(); } var str = "hello world"; var capitalizedStr = capitalizeFirstLetter(str); console.log(capitalizedStr); // 输出 "Hello world"...
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...
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...
在CSS中：p:first-letter { text-transform:capitalize;}下面是流行...
Capitalize first letter of String in Javascript There are multiple ways to Capitalize first letter of String in Javascript. Let’s go through each of them. Using charAt(), toUpperCase() and slice() We will combination of charAt(), toUpperCase() and slice() functions to capitalize first letter...
function capitalizeFirstLetter(string) { return string.charAt(0).toUpperCase() + string.slice(1); } console.log(capitalizeFirstLetter('foo')); // Foo 其他一些答案修改 String.prototype (这个答案也曾经使用过),但由于可维护性,我现在建议不要这样做(很难找出函数被添加到 prototype 如果其他代码使用...
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...
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...
// To capitalize the first letter, use toUpperCase and slice methodsletcity ='paris';city = city[0].toUpperCase() + city.slice(1);console.log(city);// "Paris" 4.字符串数组分割 如果需要将字符串拆分为字符数组,可以使用扩展运算符 ... /...