A simple JavaScript library and demo

This auxiliary function library is an example of beginning JavaScript with Dom scripting and Ajax, but it is from the master of Christian Heilmann. I think it is worth learning from these new users.> Click here for download <

 

The following node refers to the document node, which is generally obtained through methods such as document. getelementsbytagname; TXT refers to the string;

Function	Parameter description
Init ()	Initialize this function library
Lastsibling (node)	Obtain the last sibling of a node (not a text node)
Firstsibling (node)	Obtain the first brother of a node.
Gettext (node)	Get Text in A node
Settext (node, txt)	Set the text in the node to txt
CreateLink (to, txt)	Construct a <A> label whose href is to and whose text content is txt
Createtextelm (ELM, txt)	Construct an elm tag whose text content is txt
Closestsibling (node, direction)	Obtain the closest brother of a node. If ction is set to 1, it indicates the following brother. If it is set to-1, it indicates the previous brother.
Initdebug ()	Initialize the debugging environment
Setdebug (Bug)	Show bug
Stopdebug ()	Stop debugging
Getkey ()	Obtain the key value
Gettarget (E)	Obtain event targets
Stopbubble (E)	Stop bubbling
Stopdefault (E)	Stop default action
Cancelclick (E)	Cancel
Addevent :( elm, evtype, FN, usecapture)	Add an evtype event to Elm. The processing function is fn.
Cssjs (A, O, C1, C2)	A can have four values: swap, add, remove, and check. O is the object, and c1 and c2 are the two CSS class names.
Safariclickfix ()	Fixed safari's explanation of stopdefault (E)

 

Here is a demo of applying this library in this book, which is also taken from this book.