chenfeng0104的专栏

java作为一门强大的系统编程语言，已经在世界各地广泛地应用．groovy是增强java平台的唯一脚本语言，它的语法更加简洁，能快速开发．List:定义list：def list = []list = [1,2,3,4,5]list操作：def list = [1,2,3,4,5]list[1] //Result: 2list[-2] ...

1.闭包可以是指针,也可以直接调用,还可以将其作为参数传递:def closure = {x-> x*3}closure.call('h') //Result: "hhh"def method(clo) { clo.call('h')}method(closure) //Result: "hhh"method() {x-> x*3} //Result:...

//将Map键值对按值降序排序,返回指定个键值对static def sortor(map, resultLength) { def resultList = [] if (!map.isEmpty()) { def vals = map.values().toArray() def keys = map.keySet().toArr...

/** * 取得上周日 */static def getLastSunday() { def lastSunday def dateFormat = new java.text.SimpleDateFormat('yyyy-MM-dd') dateFormat.format(new Date()) Calendar calendar = dateFormat.getCa...

//字符串部分值排序def valueList = ['12035-52-16152','11265-84-18452','12005-65-18452']valueList.sort {x, y-> def xlist = [] def yList = [] xlist = x.split('-').toList() - [''] yList = ...

//数值def list = [15,13,18,30]println list.min() //Result: 13println list.max() //Result: 30//字符串def strList = ['abc','aab','bac']println strList.min() //Result: aabprintln strList.max() /...

//gsp页面代码

字符串定义：1.'' //一般字符串，不解析表达式eg:def mess = 'Hello.''I say ${mess}' //Result: "I say ${mess}"2."" //一般字符串，解析表达式eg:def mess = 'Hello.'"I say ${mess}" //Result: "I say Hello."3.''''...