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for November 4, 1996: But it Worked in Netscape? (or) JavaScript Compatability Issues
| Array [True Array Object] | |
| What it does: | Allows JavaScript to create, access, sort, and join arrays with the full functionality that Java enjoys. But, there is a pseudo-array object can be used on all browsers. |
| Related Tips: | Random Quotes and Images [workaround, uses pseudo-array objects that work in Netscape 2.0] |
| Netscape 4.0 | Assume it will be Supported |
| Netscape 3.0 | Fully Supported |
| Netscape 2.0 | Not Supported |
| MSIE 4.0 | Assume it will be Supported |
| MSIE 3.0 | Fully Supported |
| Cookie [Persistant Data] | |
| What it does: | Allows JavaScript save a small amounts of data on a user's machine to be accessed at a later time. Great for remembering names, passwords, and other bits of info that need to be stored over a long period of time. This does not give access to any part of the user's hard drive or local files. |
| Related Tips: | Using a Browser's Cookie |
| Netscape 4.0 | Assume it will be Supported |
| Netscape 3.0 | Fully Supported |
| Netscape 2.0 | Fully Supported |
| MSIE 4.0 | Assume it will be Supported |
| MSIE 3.0 | Fully Supported [Important: The cookie will not function properly locally or on your hard drive. It must first be put on your server.] |
| Dynamic Image Object | |
| What it does: | Allows JavaScript to change the source file of an image right on the page. Can be used to create highighted menus, animations, etc. |
| Related Tips: | Highlighted Menus, JavaScript Billboard |
| Netscape 4.0 | Assume it will be Supported |
| Netscape 3.0 | Fully Supported |
| Netscape 2.0 | Not Supported |
| MSIE 4.0 | We'll find out... |
| MSIE 3.0 | Not Supported |
| External Scripts [SRC] | |
| What it does: | Allows JavaScript code to be stored in an external document with the .js extension. Useful if the same functions need to be used repeatedly in a large site. Make sure to set your server's MIME type to "application/x-javascript" for the .js extension. Use this syntax: <SCRIPT SRC = "scripts.js"> |
| Related Tips: | Coming Soon... |
| Netscape 4.0 | Assume it will be Supported |
| Netscape 3.0 | Fully Supported |
| Netscape 2.0 | Not Supported |
| MSIE 4.0 | We'll find out... |
| MSIE 3.0 | Not Supported |
| LiveConnect | |
| What it does: | Allows JavaScript to communicate with Java applets and LiveConnect enabled plug-ins such as LiveAudio. Also allows JavaScript to access Java's methods and classes and vice versa. |
| Related Tips: | Much Ado about LiveConnect |
| Netscape 4.0 | Assume it will be Supported |
| Netscape 3.0 | Supported on all Java enabled platforms |
| Netscape 2.0 | Not Supported |
| MSIE 4.0 | We'll find out... |
| MSIE 3.0 | Supported on all Java enabled platforms |
| Math.random() | |
| What it does: | Generates a random number (0 through 1) using system clock. This is not the best way to generate random numbers, but it will do for most purposes. |
| Related Tips: | Random Quotes and Images [workaround, does not use Math.random()] |
| Netscape 4.0 | Assume it will be Supported |
| Netscape 3.0 | Fully Supported |
| Netscape 2.0 | Not Supported |
| MSIE 4.0 | Assume it will be Supported |
| MSIE 3.0 | Fully Supported |
| Modifiable Select Objects | |
| What it does: | Allows JavaScript to add, delete, and modify the options in select [menu] objects and have those changed displayed directly on the page. |
| Related Tips: | Modifiable Select Menus II |
| Netscape 4.0 | Assume it will be Supported |
| Netscape 3.0 | Fully Supported |
| Netscape 2.0 | Not Supported |
| MSIE 4.0 | We'll find out... |
| MSIE 3.0 | Not Supported |
| Plug-In Detection | |
| What it does: | Allows JavaScript to detect which plugins are installed in the browser and then tailor the page accordingly. |
| Related Tips: | Checking for Plugins and File Types |
| Netscape 4.0 | Assume it will be Supported |
| Netscape 3.0 | Fully Supported |
| Netscape 2.0 | Not Supported |
| MSIE 4.0 | We'll find out... |
| MSIE 3.0 | Not Supported |
| Window Object | |
| What it does: | Allows JavaScript to create new browser window and modify its properties (such as location). Allows opened window to talk back to its opener window and allows for focusing and blurring of windows. |
| Related Tips: | All About Windows, New Window Features in Netscape 3.0 |
| Netscape 4.0 | Assume it will be Supported |
| Netscape 3.0 | Fully Supported |
| Netscape 2.0 | Partially Supported [doesn't allow focus or blur] |
| MSIE 4.0 | Assume it will be Supported |
| MSIE 3.0 | Partially Supported [object model is slightly different, doesn't allow focus or blur] |
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