XSLT <xsl: number>
❮ Toàn bộ tham chiếu phần tử XSLT
Định nghĩa và Cách sử dụng
Phần tử <xsl: number> được sử dụng để xác định vị trí nguyên của nút hiện tại trong nguồn. Nó cũng được sử dụng để định dạng một số.
Cú pháp
<xsl:number
count="expression"
level="single|multiple|any"
from="expression"
value="expression"
format="formatstring"
lang="languagecode"
letter-value="alphabetic|traditional"
grouping-separator="character"
grouping-size="number"/>
Thuộc tính
| Attribute | Value | Description |
|---|---|---|
| count | expression | Optional. An XPath expression that specifies what nodes are to be counted |
| level | single multiple any |
Optional. Controls how the sequence number is assigned Can be one of the following:
|
| from | expression | Optional. An XPath expression that specifies where the counting will start |
| value | expression | Optional. Specifies a user-provided number that is used in place of a sequence generated number |
| format | formatstring | Optional. Defines the output format for the number. Can be
one of the following:
|
| lang | languagecode | Optional. Specifies the language alphabet to be used for the numbering (Not supported by Netscape 6) |
| letter-value | alphabetic traditional |
Optional. Specifies whether the numbering in the selected language is alphabetic or traditional. The default is alphabetic |
| grouping-separator | character | Optional. Specifies what character should be used to separate groups of digits. The default is the comma |
| grouping-size | number | Optional. Specifies how many digits are in the groups that are being separated by the character specified in the grouping-separator attribute. The default is 3 |
ví dụ 1
<xsl:number value="250000" grouping-separator="."/>
Output:
250.000
Ví dụ 2
<xsl:number value="250000" grouping-size="2"/>
Output:
25,00,00
Ví dụ 3
<xsl:number value="12" grouping-size="1"
grouping-separator="#" format="I"/>
Output:
X#I#I
Ví dụ 4
<?xml version="1.0" encoding="UTF-8"?>
<xsl:stylesheet version="1.0"
xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:template match="/">
<html>
<body>
<p>
<xsl:for-each select="catalog/cd">
<xsl:number value="position()" format="1" />
<xsl:value-of select="title" /><br />
</xsl:for-each>
</p>
</body>
</html>
</xsl:template>
</xsl:stylesheet>
❮ Toàn bộ tham chiếu phần tử XSLT