匹配全部字符的正则

var t1 = {
id: '1000'
,name: 'mp'
,text: '主产品'
,seq: 1
,child:[{
id: '1001'
,text: '列1'
,name: 'c1'
,type: 'INTEGER'
,seq: 1
},{
id: '1002'
,text: '列2'
,name: 'c2'
,type: 'STRING'
,seq: 2
},{
id: '1003'
,text: '列3'
,name: 'c3'
,type: 'INTEGER'
,seq: 3
}]
};

var t2 = {
id: '2000'
,name: 'fp'
,text: '附属产品'
,seq: 2
,child:[{
id: '2001'
,text: '列1'
,name: 'c1'
,type: 'STRING'
,seq: 1
},{
id: '2002'
,text: '列2'
,name: 'c2'
,type: 'INTEGER'
,seq: 2
},{
id: '2003'
,text: '列3'
,name: 'c3'
,type: 'DATE'
,seq: 3
}]
};

var arr = [t1, t2];

var example = "( ${主产品.列1} + ${主产品.列2} / ( ${附属产品.列1} - ${附属产品.列3} ) ) * 2 = ( ${附属产品.列3} + ${附属产品.列2} / ( ${附属产品.列1} - ${主产品.列3} ) )";

var reg = //${(?:.|/s)*?/.(?:.|/s)*?/}/gi;
example = example.replace(reg, function(str){
var reg = //$|/{|/}/g;
str = str.replace(reg, "");
var spt = str.split(".");
//alert(spt);
var newStr = null;
for (var i = 0, len = arr.length; i < len; i++) {
if (spt[0] == arr[i].text) {
var child = arr[i].child;
if (child) {
for (var j = 0, c_len = child.length; j < c_len; j++) {
if (spt[1] == child[j].text) {
newStr = '${'
+ child[j].type
+ ','
+ arr[i].name
+ '.'
+ child[j].name
+ ','
+ arr[i].seq
+ '.'
+ child[j].seq
+ '}';
return newStr;
}
}
}
}
}
return newStr;
});

alert(example);