Write a JavaScript program to reverse a given string.This JavaScript program reverses a given string. It iterates through the characters of the string from the last to the first and constructs a new string by appending each character in reverse order. Finally, it returns the reversed string.Vis...
a.push(1,2,3); // The push() method adds elements to an array a.reverse(); // Another method: reverse the order of elements // We can define our own methods, too. The "this" keyword refers to the object // on which the method is defined: in this case, the points array from...
使用String()函数:String()函数可以将任何类型的值转换为字符串,包括数字。例如: 代码语言:txt 复制 let number = 456; let text = String(number); console.log(text); // 输出 "456" 使用模板字符串:模板字符串是一种特殊的字符串,可以在其中插入变量。通过将数字作为变量插入模板字符串中,可以将其转换...
2,3);// The push() method adds elements to an arraya.reverse();// Another method: reverse the order of elements// We can define our own methods, too. The "this" keyword refers
console.log(String.reverse("egassem terces"));Note即使允许,你也不会真的想要像这样扩展一个核心 JavaScript 对象。这至少被认为是不礼貌的,但可能会给你或他人的代码带来错误。此规则的一个例外是,当一个对象通过使用 polyfill 进行扩展,以填充其他代码所期望的缺失功能时。
var str = 'function program' function stringToUpper(str) { return str.toUpperCase() } function stringReverse(str) { return str.split('').reverse().join('') } function stringToArray(str) { return str.split('') } var strUpperAndReverseAndArray = 组合(stringToArray, stringReverse, string...
var str = 'function program' function stringToUpper(str) { return str.toUpperCase() } function stringReverse(str) { return str.split('').reverse().join('') } function stringToArray(str) { return str.split('') } var strUpperAndReverseAndArray = 组合(stringToArray, stringReverse, string...
48. Reverse a Given String Write a JavaScript program to reverse a given string. Click me to see the solution 49. Replace Each Character with Next Alphabet Letter Write a JavaScript program to replace every character in a given string with the character following it in the alphabet. ...
reverse() 反转数组中元素的顺序。(前面变成后面,后面变成前面。) shift() 从数组中移除第一个元素并返回该元素。 slice() 提取调用数组的一部分并返回一个新数组。 some() 如果调用数组中至少有一个元素满足提供的测试函数,则返回 true。 sort() 对数组的元素进行排序并返回该数组。 splice() 从数组中添加和...
Invokes the convertArray JS function with InvokeAsync when selecting a button (Convert Array). After the JS function is called, the passed array is converted into a string. The string is returned to the component for display (text).CallJs1.razor: razor Copy @page "/call-js-1" @...