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walk and filter DOM nodes by function · GitHub
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walk and filter DOM nodes by function
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function d (
a , // a function to filter the node results (optional)
b , // the ancestor element to walk (optional, defaults to document)
c // placeholder for the result node list
) {
b === c && // if b is undefined,
( b = document ) ; // use the document
c = c || [ ] ; // intialize the node list if it doesn't exist
if ( b ) { // if the element exists
if ( // and
! a || a ( b ) // matches the filter function if one exists,
) c . push ( b ) ; // push it to the results.
d ( a , b . firstChild , c ) ; // repeat for the first child
d ( a , b . nextSibling , c ) // repeat for the next sibling
}
return c // return the results
}
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function d ( a , b , c ) { b === c && ( b = document ) ; c || ( c = [ ] ) ; if ( b ) { if ( ! a || a ( b ) ) c . push ( b ) ; d ( a , b . firstChild , c ) ; d ( a , b . nextSibling , c ) } return c }
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DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE
Version 2, December 2004
Copyright (C) 2011 Jed Schmidt <https://jed.is>
Everyone is permitted to copy and distribute verbatim or modified
copies of this license document, and changing it is allowed as long
as the name is changed.
DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE
TERMS AND CONDITIONS FOR COPYING, DISTRIBUTION AND MODIFICATION
0. You just DO WHAT THE FUCK YOU WANT TO.
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{
"name" : " walk" ,
"keywords" : [" walk" , " filter" , " DOM" ]
}
You can’t perform that action at this time.
c = c || [];
could save you 2 byte.