jQuery 通过文本字段搜索数组
我正在努力弄清楚如何使这项工作适用于大学项目,一些帮助将是惊人的!
我有一个存储大量项目的 mysql 数据库。 (我可以做到这一点没有问题)。
我有一个搜索框,需要在您键入时搜索项目数据库。 (我确定您知道我的意思?有点像谷歌即时搜索)
当您单击从建议项目下拉的可能列表中的项目时。 它通过 jquery 附加一个无序列表以在其中添加项目。
但是我不知道该怎么做。
我做了一个jquery小提琴http://jsfiddle.net/OwenMelbz/QW7Bc/意思是而不是在此处粘贴代码。
希望你能帮忙。
谢谢
欧文
I'm struggling to figure out how to make this work for a university project, some help would be amazing!!
Ive got a mysql database which stores lots of items. (i can do this bit no problem).
Ive got a search box which needs to search the item database as you type. (im sure you know what i mean? bit like the google instant search)
When you click the item from the list of possibles that drops down from the suggested items.
it appends a unordered list via jquery to add the item there.
however I've got no idea how to go about this.
i've made a jquery fiddle http://jsfiddle.net/OwenMelbz/QW7Bc/ of what i mean instead of pasting code here.
hope you can help.
thanks
Owen
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您检查过 jQuery UI Autocomplete 和那里的示例吗?
http://jqueryui.com/demos/autocomplete/
这应该可以帮助您解决“搜索为你输入”部分。
Have you checked out jQuery UI Autocomplete and the examples there?
http://jqueryui.com/demos/autocomplete/
That should help you out with the "search as you type" part.
您可能想要这样的东西:
不过,在将数据发布到服务器之前,您应该对输入进行一些验证。使用 $.data() 缓存一些搜索结果也可能是一个想法,除非它堆积太多,以避免过多的服务器命中。您可以使用
$("#list").empty()
在搜索之间从建议列表中删除所有项目。You probably want something like this:
You should do some validation on the input before you post data to the server though. It might also be an idea to cache some of the search results with $.data() unless it piles up too much, to avoid too many server hits. You can use
$("#list").empty()
to remove all items from the suggestion list between searches.尝试查看 http://jqueryui.com/demos/autocomplete/
该页面上有一个示例这会根据您输入的内容从数据库中获取结果。我假设您可以从那里获取它(获取单击的项目并将其添加到您的页面/块)。
我希望我正确理解了你的问题。
Try looking at http://jqueryui.com/demos/autocomplete/
There is an example on that page that brings down results from db based on what you type. I assume you can take it from there (get the clicked item and add it to your page/block).
I hope I understood your question right.
为懒惰的学生更新了小提琴。 (啊啊,美好的旧时光^^)
updated fiddle for the lazy student. (ahhh the good old times ^^)
用这个替换你的js。当您键入时,它会填充 ul。注意:要查看它的工作原理,请确保一直进行到第 2 项,因为它与字符匹配,您将看到所有 3 个结果,直到有一个字符与其中任何一个都不匹配。
replace your js with this. it will populate the ul as you type. NOTE: to see it work make sure you make it all the way to item 2 since it matches characters you will see all 3 results until you have a character that does not match any of them.