this.strings =this.strings.join("").split(""); for(vari = 0; i <this.strings.length; i++) { if(this.strings[i] == value) { for(varj = i; j < (this.strings.length - 1); j++) { this.strings[j] =this.strings[j + 1]; } this.strings.length--; this.strings[this.strin...
Array.prototype.name=value Warning You are not advised to change the prototype of an object that you do not control. You should not change the prototype of built in JavaScript datatypes like: Numbers Strings Arrays Dates Booleans Function ...
let arrayLike={0:"something",1:"else", [Symbol.isConcatSpreadable]:true, length:2}; console.log(arr.concat(arrayLike));//1,2,something,else 遍历:forEach arr.forEach方法允许为数组的每个元素都运行一个函数。 语法: arr.forEach(function(item, index, array) {//... do something with item...
Demonstration of concatenating the strings using join() method of array. Click the button to see the result Display Result function displayResult() { var string1 = "Good "; var string2 = "Morning!"; var string3 = " Have a great day ahead!"; var array = []; array.push(string1)...
JavaScript Array join() Thejoin()method also joins all array elements into a string. It behaves just liketoString(), but in addition you can specify the separator: Example constfruits = ["Banana","Orange","Apple","Mango"]; document.getElementById("demo").innerHTML= fruits.join(" * ")...
* @return the string representation of the values in this Array, separated by a comma. */@OverridepublicStringtoString(){returnjoin();} 代码来源:org.st-js/shared Array.join() /** * Converts all of the elements of this Array to Strings, and concatenates these Strings * using a single...
// JavaScript supports several types of values x = 1; // Numbers. x = 0.01; // Numbers can be integers or reals. x = "hello world"; // Strings of text in quotation marks. x = 'JavaScript'; // Single quote marks also delimit strings. ...
It copies object references to the new array. (For example: passing a nested array) So if the referenced object is modified, the changes are visible in the returned new array. It copies the value of strings and numbers to the new array. ...
alert(stringArray[i]; } alert(newString.toUpperCase()); alert(newString.toLowerCase()); } 下面是执行上面的代码得到的结果: Tony Patton Character Found! The last index of n is: 10 Match found: Tony Please salute General Patton String not found ...
大多数开发者使用以下方法：复制console.log(new Array(11).join('+-')); // +-+-+-+-+-+-...