Remove rdigit now that it is no longer necessary

diff --git a/src/core.js b/src/core.js
index e56394bf65aef4ae003f89560f9274bcd1e94964..2fa9d8b88185d484a78ef35cb38f86720d560c8b 100644 (file)
--- a/src/core.js
+++ b/src/core.js
@@ -26,9 +26,6 @@ var jQuery = function( selector, context ) {
        trimLeft = /^\s+/,
        trimRight = /\s+$/,
 
-       // Check for digits
-       rdigit = /\d/,
-
        // Match a standalone tag
        rsingleTag = /^<(\w+)\s*\/?>(?:<\/\1>)?$/,