Update Region.php

Author: ankadada

src/Qiniu/Region.php

@@ -41,47 +41,47 @@ public function __construct(
     //华东机房
     public static function regionHuadong()
     {
-        $Region_z0 = new Region(
+        $regionHuadong = new Region(
             array("up.qiniup.com", 'up-jjh.qiniup.com', 'up-xs.qiniup.com'),
             array('upload.qiniup.com', 'upload-jjh.qiniup.com', 'upload-xs.qiniup.com'),
             'rs.qbox.me',
             'rsf.qbox.me',
             'api.qiniu.com',
             'iovip.qbox.me'
         );
-        return $Region_z0;
+        return $regionHuadong;
     }
 
     //华东机房内网上传
     public static function qvmRegionz0()
     {
-        $Region_Z0 = new Region(
+        $qvmRegionz0 = new Region(
             array("free-qvm-z0-xs.qiniup.com"),
             'rs.qbox.me',
             'rsf.qbox.me',
             'api.qiniu.com',
             'iovip.qbox.me'
         );
-        return $Region_Z0;
+        return $qvmRegionz0;
     }
 
     //华北机房内网上传
     public static function qvmRegionZ1()
     {
-        $Region_Z1 = new Region(
+        $qvmRegionZ1 = new Region(
             array("free-qvm-z1-zz.qiniup.com"),
             "rs-z1.qbox.me",
             "rsf-z1.qbox.me",
             "api-z1.qiniu.com",
             "iovip-z1.qbox.me"
         );
-        return $Region_Z1;
+        return $qvmRegionZ1;
     }
 
     //华北机房
     public static function regionHuabei()
     {
-        $Region_z1 = new Region(
+        $regionHuabei = new Region(
             array('up-z1.qiniup.com'),
             array('upload-z1.qiniup.com'),
             "rs-z1.qbox.me",
@@ -90,51 +90,51 @@ public static function regionHuabei()
             "iovip-z1.qbox.me"
         );
 
-        return $Region_z1;
+        return $regionHuabei;
     }
 
     //华南机房
     public static function regionHuanan()
     {
-        $Region_z2 = new Region(
+        $regionHuanan = new Region(
             array('up-z2.qiniup.com', 'up-dg.qiniup.com', 'up-fs.qiniup.com'),
             array('upload-z2.qiniup.com', 'upload-dg.qiniup.com', 'upload-fs.qiniup.com'),
             "rs-z2.qbox.me",
             "rsf-z2.qbox.me",
             "api-z2.qiniu.com",
             "iovip-z2.qbox.me"
         );
-        return $Region_z2;
+        return $regionHuanan;
     }
 
     //北美机房
     public static function regionNorthAmerica()
     {
         //北美机房
-        $Region_na0 = new Region(
+        $regionNorthAmerica = new Region(
             array('up-na0.qiniup.com'),
             array('upload-na0.qiniup.com'),
             "rs-na0.qbox.me",
             "rsf-na0.qbox.me",
             "api-na0.qiniu.com",
             "iovip-na0.qbox.me"
         );
-        return $Region_na0;
+        return $regionNorthAmerica;
     }
 
     //新加坡机房
     public static function regionSingapore()
     {
         //新加坡机房
-        $Region_as0 = new Region(
+        $regionSingapore = new Region(
             array('up-as0.qiniup.com'),
             array('upload-as0.qiniup.com'),
             "rs-as0.qbox.me",
             "rsf-as0.qbox.me",
             "api-as0.qiniu.com",
             "iovip-as0.qbox.me"
         );
-        return $Region_as0;
+        return $regionSingapore;
     }
 
     /*