What are the common problems with Ajax?

This article is to share with you about what frequently asked questions about Ajax. The editor thinks it is very practical, so share it with you as a reference and follow the editor to have a look.

First, js script caching problem

A: this problem is one of the most common problems encountered by everyone, because when you modify the js content debugging

The result of the newly written code cannot be displayed because the current page is held using a cache in order to speed up page execution by js

The same connection currently invoked. For the convenience of debugging during development, you can add a random function after the connection address.

For example, the original address: header.js adds random header.js?12581.

Second, local debugging js scripts do not work

Answer: because head support is required when using ajax to pass parameters, we can only pass parameters under the site

Successful, for example, we put it under Apache or IIS for debugging.

Third, it is difficult to find errors in debugging code.

A: this is a long-standing problem in js debugging. To keep it simple, we can use the error box prompted by ie by default.

We can use the error correction provided by DW CS4, or through professional plug-ins such as firbug, etc.

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