原文由Tushar Gupta - curioustushar 你可以试试: 将整个字符串转换为小写 然后使用replace()方法将首字母转换为每个单词首字母大写 str ="hEllo woRld";String.prototype.initCap=function() {returnthis.toLowerCase().replace(/(?:^|\s)[a-z]/g,function(m) {returnm.toUpperCase(); }); };console.log...
Object.definePropery( obj, "a",{} ); 配置项的参数 configurable 介绍:该属性是否可以被删除 取值:布尔值(默认值为false)enumable 介绍:该属性是否可以被枚举(遍历) 取值:布尔值(默认值为false)writable 介绍:该属性是否可以被赋值 取值:布尔值(默认值为false)value...
1.使用 String():将其它对象转化为字符串,可以被认为是一种更加安全的做法,虽然该方法底层使用的也是 toString() 方法,但是针对 null/undefined/symbols,String() 方法会有特殊的处理 // Number-->String console.log(String(10)); // '10' console.log(String(0)); // '0' console.log(String(1)); ...
(grade : string) { var res; switch(grade) { case "A": { res = 4; break; } case "B": { res = 3; break; } case "C": { res = 2; break; } case "D": { res = 1; break; } case "F": { res = 0; break; } } return res;}function getLetterGrade(score : number) ...
getExperience(); const data = { expectedSalary, experience }; switch (employee.type) { case "manager": data.portfolio = employee.getMBAProjects(); break; case "developer": data.githubLink = employee.getGithubLink(); break; } render(data); }); }...
Leading whitespace in string is ignored. If radix is undefined or 0, it is assumed to be 10 except when the number begins with the character pairs 0x or 0X, in which case a radix of 16 is assumed. This differs from ECMAScript 3, which merely discouraged (but allowed) octal ...
JavaScript Issue No. 9: Providing a String As the First Argument tosetTimeoutorsetInterval For starters, let’s be clear on something here: Providing a string as the first argument tosetTimeoutorsetIntervalisnotitself a mistake per se. It is perfectly legitimate JavaScript code. The issue he...
placement string | function 'top' How to position the tooltip - top | bottom | left | right | auto.When "auto" is specified, it will dynamically reorient the tooltip. For example, if placement is "auto left", the tooltip will display to the left when possible, otherwise it will display...
viewport string | object | function { selector: 'body', padding: 0 } Keeps the tooltip within the bounds of this element. Example: viewport: '#viewport' or { "selector": "#viewport", "padding": 0 } If a function is given, it is called with the triggering element DOM node as its...
Retrieving the data of the parent message is performed by the code in Figure 2, with a command that retrieves the proper fields from the single message record in question.Figure 2 Retrieving Parent Message DataCopy Dim sendNotifications As String = ConfigurationSettings.AppSettings( _ "Blog_...