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How js achieves star scoring

Source: Internet
Author: User
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How js achieves star scoring

Many websites have such a star scoring effect. Today, we will look at how js can be used to achieve the scoring effect.

Detailed results
1. When the mouse moves up, the stars light up and the text below is displayed. When the mouse moves out, the stars are gray and the text below is not displayed.
2. Move the mouse over a star, and all the stars before it will be bright.
3. move the cursor over a star and click it. The score is displayed.

The Code is as follows:

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<! Doctype html>

<Html>

<Head>

<Meta charset = "gbk">

<Title> switch </title>

<Style>

. Wrapper {width: 300px; margin: 10px auto; font: 14px/1.5 arial ;}

/* Tab */

# Star {overflow: hidden ;}

# Star li {

Float: left;

Width: 20px;

Height: 20px;

Margin: 2px;

Display: inline;

Color: #999;

Font: bold 18px arial;

Cursor: pointer

}

# Star. act {

Color: # c00

}

# Star_word {

Width: 80px;

Height: 30px;

Line-height: 30px;

Border: 1px solid # ccc;

Margin: 10px;

Text-align: center;

Display: none

}

</Style>

<Script>

Window. onload = function (){

Var star = document. getElementById ("star ");

Var star_li = star. getElementsByTagName ("li ");

Var star_word = document. getElementById ("star_word ");

Var result = document. getElementById ("result ");

Var I = 0;

Var j = 0;

Var len = star_li.length;

Var word = ['bad', 'bad', 'two', "good", "good"]

For (I = 0; I <len; I ++ ){

Star_li [I]. index = I;

Star_li [I]. onmouseover = function (){

Star_word.style.display = "block ";

Star_word.innerHTML = word [this. index];

For (I = 0; I <= this. index; I ++ ){

Star_li [I]. className = "act ";

}

}

Star_li [I]. onmouseout = function (){

Star_word.style.display = "none ";

For (I = 0; I <len; I ++ ){

Star_li [I]. className = "";

}

}

Star_li [I]. onclick = function (){

Result. innerHTML = (this. index + 1) + "points ";

}

}

}

</Script>

</Head>

<Body>

<Div class = "wrapper">

Score result

<Span id = "result"> </span>

<Ul id = "star">

<Li>★</Li>

<Li>★</Li>

<Li>★</Li>

<Li>★</Li>

<Li>★</Li>

</Ul>

<Div id = "star_word"> General </div>

</Div>

</Body>

</Html>

This article is an English version of an article which is originally in the Chinese language on aliyun.com and is provided for information purposes only. This website makes no representation or warranty of any kind, either expressed or implied, as to the accuracy, completeness ownership or reliability of the article or any translations thereof. If you have any concerns or complaints relating to the article, please send an email, providing a detailed description of the concern or complaint, to info-contact@alibabacloud.com. A staff member will contact you within 5 working days. Once verified, infringing content will be removed immediately.

Related Keywords:
racko scoring rfp scoring how to star at work pdf how to node js sat practice test 4 scoring php star star session

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