如何在JSP中格式化数字?
<FMT:formatNumber>标记用于格式数字,百分比,和货币。
属性
<FMT:formatNumber>标签具有以下属性-
示例
<%@ taglib prefix = "c" uri = "http://java.sun.com/jsp/jstl/core" %> <%@ taglib prefix = "fmt" uri = "http://java.sun.com/jsp/jstl/fmt" %> <html> <head> <title>JSTL fmt:formatNumber Tag</title> </head> <body> <h3>Number Format:</h3> <c:set var = "balance" value = "120000.2309" /> <p>Formatted Number (1): <fmt:formatNumber value = "${balance}" type = "currency"/></p> <p>Formatted Number (2): <fmt:formatNumber type = "number" maxIntegerDigits = "3" value = "${balance}" /></p> <p>Formatted Number (3): <fmt:formatNumber type = "number" maxFractionDigits = "3" value = "${balance}" /></p> <p>Formatted Number (4): <fmt:formatNumber type = "number" groupingUsed = "false" value = "${balance}" /></p> </body> </html>
上面的代码将产生以下结果-
Number Format: Formatted Number (1): £120,000.23 Formatted Number (2): 000.231 Formatted Number (3): 120,000.231 Formatted Number (4): 120000.231