getCharCode:function(event) {if(typeofevent.charCode == 'number') {returnevent.charCode; }else{returnevent.keyCode; } } }; 用户单击提交按钮或图像按钮时,就会提交表单,使用input或者button都可以提交表单,只需将type设置为submit或者image即可,如下三种方式都可以; 第一种: <formid="form"name="form1"...
function getCharacter(zoneCode) { var unicode = zoneCode + "000"; var character = String.fromCharCode(parseInt(unicode, 16)); return character; } var zoneCode = "4f60"; //要转换为汉字的区位码 var character = getCharacter(zoneCode); console.log("汉字:" + character); 在上述代码中,get...
在JavaScript中将字符转换为ASCII代码可以通过使用内置的charCodeAt()函数来完成。charCodeAt()函数会返回一个表示在字符串的给定索引处的字符的Unicode代码的点数的数字。下面是一个示例代码: 代码语言:javascript 复制 // 使用charCodeAt()函数获取字符的Unicode代码functiongetAsciiCode(character){returncharacter.charCodeAt...
export const loalStorageGet = (key) => { if (!key) return; return window.localStorage.getItem(key); }; 复制代码 (3)删除localStorage 代码语言:javascript 代码运行次数:0 运行 AI代码解释 export const loalStorageRemove = (key) => { if (!key) return; window.localStorage.removeItem(key); ...
function hashIt(data) { // The hash var hash = 0; // Length of string var length = data.length; // Loop through every character in data for (var i = 0; i < length; i++) { // Get character code. var char = data.charCodeAt(i); // Make the hash hash = ((hash << 5)...
length; // Loop through every character in data for (let i = 0; i < length; i++) { // Get character code. const char = data.charCodeAt(i); // Make the hash hash = (hash << 5) - hash + char; // Convert to 32-bit integer hash &= hash; } }...
length; // Loop through every character in data for (var i = 0; i < length; i++) { // Get character code. var char = data.charCodeAt(i); // Make the hash hash = ((hash << 5) - hash) + char; // Convert to 32-bit integer hash = hash & hash; } }Good:...
Get thefirstcharacter in a string: lettext ="HELLO WORLD"; letletter = text.charAt(0); Try it Yourself » Get thesecondcharacter in a string: lettext ="HELLO WORLD"; letletter = text.charAt(1); Try it Yourself » Get thelastcharacter in a string: ...
JavaScript Code: // Define a function named subStrAfterChars with parameters str (input string), char (character to search for), and pos (position indicator).functionsubStrAfterChars(str,char,pos){// If the position indicator is 'b' (before), return the substring after the specified character...
A string can be any text inside double or single quotes: letcarName1 ="Volvo XC60"; letcarName2 ='Volvo XC60'; Try it Yourself » String indexes are zero-based: The first character is in position 0, the second in 1, and so on. ...