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[DOC File]JavaScript Tutorial
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Java and JavaScript are two completely different languages in both concept and design. Use of JavaScript:-JavaScript gives HTML designers a programming tool - HTML authors are normally not programmers, but JavaScript is a scripting language with a very simple syntax! Almost anyone can put small "snippets" of code into their HTML pages
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[DOC File]JavaScript is THE scripting language of the Web
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A JavaScript can be set to execute when something happens, like when a page has finished loading or when a user clicks on an HTML element . JavaScript can read and write HTML elements - A JavaScript can read and change the content of an HTML element . JavaScript can be used to validate data - A JavaScript can be used to validate form data ...
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[DOC File]Chapter 3: JavaScript
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function nameOfTheFunction(){execute these JavaScript statements} Once you define the function, you can execute all its statements with the single statement that follows: nameOfTheFunction(); Using a function as the value of an event handler avoids problems caused by quotation marks within the quotation marks around the value.
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[DOC File]JavaScript is sometimes referred to as a programming ...
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When JavaScript detects that an event has occurred, it can execute functions to perform various tasks, depending on the JavaScript statements contained in the functions. For the rollover effect, you want to initially display the first image on the screen when the page is loaded and then swap the image for the second image when the mouse pointer ...
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[DOCX File]JavaScript: Writing Into HTML Output
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JavaScript . Functions. A function is a block of code that will be executed when "someone" calls it: JavaScript Function Syntax. A function is written as a code block (inside curly { } braces), preceded by the . function. keyword: function . functionname (){some code to be executed} The code inside the function will be executed when "someone ...
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[DOCX File]How to Put a JavaScript Into an HTML Page
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JavaScript can read and write HTML elements - A JavaScript can read and change the content of HTML. JavaScript can be used to validate data - A JavaScript can be used to validate form data before it is submitted to a server (e.g., make sure you’ve typed in a 7-digit . This saves the server from extra processing
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[DOCX File]Index [memberfiles.freewebs.com]
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Below is an example of how to use the onSubmit event. The checkForm() function will be called when the user clicks the submit button in the form. If the field values are not accepted, the submit should be cancelled. The function checkForm() returns either true or false.
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[DOCX File]The setInterval() Method
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The setInterval() and setTimeout() are both methods of the HTML DOM Window object. The setInterval() Method. The setInterval() method will wait a specified number of milliseconds, and then execute a specified function, and it will continue to execute the function, once at every given time-interval. Syntax. window.setInterval(" javascript ...
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Execute javascript function from html