Velocity 保留小数点后两位

velocity做除法之后,小数点一长串:

#set($result = 12*100.0 / 13.0)
$result%

结果为:

 92.3076923076923%

要保留小数点后两位,可以这样:

#set($string = "92.3076923076923")
#set($stringList = $stringUtil.split($string,"."))
#set($strSize = $stringList.size())
#if($strSize==2)
	#set($subStr = $stringList.get(1))
	#set($subStrSize = $subStr.length())
	#if($subStrSize>2)
		$stringList.get(0).$subStr.substring(0,2)
	#else
		$stringList.get(0).$subStr
	#end
#else
	$string
#end
#end

 92.30

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