}elseif(userInput == 3) { monthName= "March"; }else{ monthName= "Unknown month number"} alert(monthName); ternary operator基于多个条件的例子:在以下的例子中,if-else-if语句会被ternary operator所取代 varuserInput = Number(prompt("Please enter a month number - 1, 2 or 3"));varmonthName ...
A ternary operator can be used to replace anif..elsestatement in certain situations. Before you learn about ternary operators, be sure to check theJavaScript if...else tutorial. What is a Ternary operator? A ternary operator evaluates a condition and executes a block of code based on the co...
In JavaScript, the ternary operator also allows conditional chains where the right-side condition chains into another ternary operator. By chaining ternary operators, you effectively write an “if ...else if ... else” conditional chain. But, of course, you have to be careful that chaining the...
Optimization - Ternary operators in JavaScript without, First of all, a ternary expression is not a replacement for an if/else construct - it's an equivalent to an if/else construct that returns a value. That is, an if/else clause is code, a ternary expression is an expression, meaning ...
else statements. It helps to write clean and concise code. It is the only JavaScript operator that requires 3 operands: The condition to evaluate, an expression to execute if the condition is true, and an expression to execute if the condition is false. Since it takes 3 operands, its name...
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javascript/ function/ operators/ ternary-operator/ function-declaration 本文内容翻译自StackOverflow上技术文章,仅供个人学习研究使用,本文的任何内容不代表本站的观点。 Question 温馨提示:鼠标放在英文字句上可显示中文翻译。 Is it possible to use a ternary operator to declare the function name? var foo, ...
How to shorten this/optimise this without using \'if else\' statement. One solution is to use Ternary Operator, which is supported in many programming languages (especially C-like, C/C++, C#, Java, Javascript ..)
Since I don't control the JavaScript output easily (see the link above and here), I've come to the sad realization that Adobe doesn't care enough about consistency with other JS implementations (ES3 in this case) to make fundamental things like operator precedent consistent*. Which means...
Without looking up operator precedence, a reader may not be confident whether the 1 + part belongs to the test clause of the ternary, or is added after the ternary is resolved. In other words, that example could reasonably be assumed as either of these:...