X-Git-Url: http://git.osdn.jp/view?p=pettanr%2FclientJs.git;a=blobdiff_plain;f=0.6.x%2Fjs%2F01_core%2F08_XNumber.js;fp=0.6.x%2Fjs%2F01_core%2F08_XNumber.js;h=fa5d7a76bcb0d364d657e1651acac3ff3c053e10;hp=0000000000000000000000000000000000000000;hb=57db8e7e16caced76c311d519ef250ae9100df63;hpb=512e08f4d38eab417f9651277e8a50c08535cb07
diff --git a/0.6.x/js/01_core/08_XNumber.js b/0.6.x/js/01_core/08_XNumber.js
new file mode 100644
index 0000000..fa5d7a7
--- /dev/null
+++ b/0.6.x/js/01_core/08_XNumber.js
@@ -0,0 +1,38 @@
+/**
+ * Number ã«é¢ããé¢æ°ãéãããã®ã§ãã
+ * @namespace X.Number
+ * @alias X.Number
+ */
+X[ 'Number' ] = {
+ 'conpareVersion' : X_Number_conpareVersion
+};
+
+/**
+ * X.X.X ã¨ããå½¢å¼ã®ãã¼ã¸ã§ã³æåååæ°ã®æ¯è¼
+ * -1 v1 < v2
+ * 0 v1 = v2
+ * 1 v1 > v2
+ * @alias X.Number.conpareVersion
+ * @param {string} v1 '1.12.20151114' ãã¼ã¸ã§ã³æååã
+ * @param {string} v2
+ * @return {number} æ¯è¼çµæ
+ */
+ function X_Number_conpareVersion( v1, v2 ){
+ var i = 0,
+ l, n1, n2;
+
+ v1 = v1.split( '.' );
+ v2 = v2.split( '.' );
+
+ l = Math.min( v1.length, v2.length );
+
+ for( ; i < l; ++i ){
+ n1 = parseFloat( v1[ i ] );
+ n2 = parseFloat( v2[ i ] );
+ if( n1 !== n2 ){
+ return n1 > n2 ? 1 : -1;
+ };
+ };
+ if( v1.length === v2.length ) return 0;
+ return v1.length > v2.length ? 1 : -1;
+};