Six. jquery prototype properties and methods for source code analysis

Jquery.fn = Jquery.prototype = {        98Constructor:jquery,Init:function(selector, context, rootjquery) {},Selector: "",                213 jquery: "1.7.2",                216 length:0,                219 Size:function() {},        223 ToArray:function() {},                229 Get:function(num) {},241 Pushstack:function(elems, name, selector) {},Each:function(callback, args) {},274 Ready:function(FN) {},284 eq:function(i) {},291 First:function() {},        295 Last:function() { },        299 Slice:function() {},        304 Map:function(callback) {},310 End:function() { },               316Push:push,317sort: [].sort,318splice: [].splice};

selector: selector for recording the init parameter. But not necessarily equal.
$ ("div"). selector;//"Div"
$ ("div"). Find (P). selecctor;//"Div p";

jquery:jquery version number.
length: the number of elements.
size (): The memory equivalent of length,length is less expensive.