javascript try without catch

The TRY statement tests the code block for errors.The catch statement handles the error.The throw statement creates a custom error.Errors are bound to occur, and when the JavaScript engine executes JavaScript code, various errors occur: it can be a

The Try/catch statement is the exception-handling mechanism provided by the JavaScript statement, which, once the statement inside the try statement block throws an exception, captures the exception information of the error type in the Catch

JavaScript BasicsJavaScript is a scripting language that belongs to the web!JavaScript is used by millions of of pages to improve design, verify forms, detect browsers, create cookies, and more.JavaScript is the most popular scripting language on

Front. Error handling is critical for Web application development, not anticipating possible errors in advance, not taking a recovery strategy in advance, and potentially leading to a poor user experience. Because any JavaScript error can cause a

Directory1 History 2 clarifying misunderstandings 3 basic concepts 4 features 5 different from Java 6 development toolsHistoryProbably in 1992, a company called Nombas began developing an embedded scripting language called C-minus (C-minus-minus, or

Front. Error handling is critical for Web application development, not anticipating possible errors in advance, not taking a recovery strategy in advance, and potentially leading to a poor user experience. Because any JavaScript error can cause a

From: http://student.csdn.net/space.php? Uid = 45106 & Do = Blog & view = me Chapter 2 Some of the essential JavaScript features bring much more trouble than they do. Some of these features may cause portability problems due to imperfect

1th Chapter Essence Some of the features of JavaScript feature a lot more trouble than they are worth. Some of these features are because the specification is so imperfect that it can cause portability problems; Some features can lead to the

JavaScript Learning Summary1.JavaScript is a programming language for Web and HTML.2.JavaScript code must be placed between tags, javascript is now the HTML default scripting language, so in There is no need to declare the scripting language as

An article on "Getting Started with JavaScript language" covers many of the most basic things in the JavaScript language, from creating script tags to using annotations, including JavaScript files in HTML documents, defining variables, using