fixbug: for in 改成 for of

cocos-creator/Poco/Cocos2dxNode.js

@@ -46,8 +46,7 @@ Node.prototype.getChildren = function () {
     var nodeChildren = cgetter(this.node, 'children')
     if (nodeChildren) {
         children = []
-        for (var i in nodeChildren) {
-            var child = nodeChildren[i]
+        for (let child of nodeChildren) {
             children.push(new Node(child, this.screenWidth, this.screenHeight))
         }
     }
@@ -84,8 +83,7 @@ Node.prototype.getAttr = function (attrName) {
         return cgetter(this.node, 'name') || '<no-name>'
     }
     else if (attrName === 'text') {
-        for (var i in this.node._components) {
-            var c = this.node._components[i]
+        for (var c of this.node._components) {
             if (c.string !== undefined) {
                 return c.string
             }

cocos-creator/Poco/sdk/AbstractDumper.js

@@ -31,8 +31,7 @@ AbstractDumper.prototype.dumpHierarchyImpl = function (node, onlyVisibleNode) {
     var result = {}
     var children = []
     var nodeChildren = node.getChildren()
-    for (var i in nodeChildren) {
-        var child = nodeChildren[i]
+    for (var child of nodeChildren) {
         if (!onlyVisibleNode || (payload['visible'] || child.getAttr('visible'))) {
             children.push(this.dumpHierarchyImpl(child, onlyVisibleNode))
         }

cocos-creator/Poco/sdk/AbstractNode.js

@@ -48,8 +48,7 @@ AbstractNode.prototype.enumerateAttrs = function () {
     // :rettype: Iterable<string, ValueType>
     var ret = {}
     var allAttrNames = this.getAvailableAttributeNames()
-    for (var i in allAttrNames) {
-        var attrName = allAttrNames[i]
+    for (var attrName of allAttrNames) {
         var attrVal = this.getAttr(attrName)
         if (attrVal !== undefined) {
             ret[attrName] = attrVal

cocos-creator/Poco/sdk/DefaultMatcher.js

@@ -39,8 +39,7 @@ DefaultMatcher.prototype.match = function (cond, node) {
 
     // 条件匹配
     if (op === 'and') {
-        for (var i in args) {
-            var arg = args[i]
+        for (var arg of args) {
             if (!this.match(arg, node)) {
                 return false
             }
@@ -49,8 +48,7 @@ DefaultMatcher.prototype.match = function (cond, node) {
     }
 
     if (op === 'or') {
-        for (var i in args) {
-            var arg = args[i]
+        for (var arg of args) {
             if (this.match(arg, node)) {
                 return true
             }

cocos-creator/Poco/sdk/Selector.js

@@ -34,8 +34,7 @@ Selector.prototype.selectImpl = function (cond, multiple, root, maxDepth, onlyVi
 
     if (op === '>' || op === '/') {
         var parents = [root]
-        for (var index in args) {
-            index = parseInt(index)
+        for(let index = 0;index < arg.length; index++) {
             var arg = args[index]
             var midResult = []
             for (var j in parents) {
@@ -59,8 +58,7 @@ Selector.prototype.selectImpl = function (cond, multiple, root, maxDepth, onlyVi
         var query1 = args[0]
         var query2 = args[1]
         var result1 = this.selectImpl(query1, multiple, root, maxDepth, onlyVisibleNode, includeRoot)
-        for (var index in result1) {
-            var n = result1[index]
+        for (var n of result1) {
             var sibling_result = this.selectImpl(query2, multiple, n.getParent(), 1, onlyVisibleNode, includeRoot)
             for (var k in sibling_result) {
                 if (result.indexOf(sibling_result[k]) < 0) {
@@ -118,8 +116,7 @@ Selector.prototype._selectTraverse = function (cond, node, outResult, multiple,
     maxDepth -= 1
 
     var children = node.getChildren()
-    for (var i in node.getChildren()) {
-        var child = children[i]
+    for (var child of children) {
         var finished = this._selectTraverse(cond, child, outResult, multiple, maxDepth, onlyVisibleNode, true)
         if (finished) {
             return true