This tutorial will explain you how to upload file with ajax using jQuery and PHP? In jQuery there is no […]
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This tutorial will explain you how to display loading or processing gif image until the web page loads completely using […]
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This tutorial will show you how to fire JavaScript function on button click and prevent the form submission. First, specify […]
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Regular expressions are search patterns that can be used to find text that matches a given pattern. RegExp can be […]
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A JavaScript string can be both a primitive data type or an object. As a primitive type, it joins with four […]
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An array is an ordered collection of elements. JavaScript arrays are used to store multiple values in a single variable. […]
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The Date object contains a number representing the date and time, rather than a string representation. Dates are managed through […]
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JavaScript functions provide a way to encapsulate a block of code in order to reuse the code several times. A […]
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Check that a variable is defined, is a string, and is not empty. The typeof operator // true if variable […]
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The typeof operator returns the primitive type of the variable. If the variable is of object type or null then […]
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