Add bind utility
Add bind utility

ekinwei/zrender,stanleyxu2005/zrender,elancom/zrender,ecomfe/zrender,lkiarest/zrender,armslave00/zrender,skyujilong/zrender,coderstudy/zrender,ekinwei/zrender,noikiy/zrender,songshuang00/zrender,ecomfe/zrender,IveWong/zrender,IveWong/zrender,nagyistoce/ecomfe-zrender,ChaosPower/zrender,dato-code/zrender,elancom/zrender,dasmond/zrender,armslave00/zrender,stanleyxu2005/zrender,noikiy/zrender,ilovezy/zrender,dato-code/zrender,dasmond/zrender,jl9n/zrender,KnightBubble/zrender,laomu1988/zrender,uooo/zrender,lkiarest/zrender,ChaosPower/zrender,jl9n/zrender,laomu1988/zrender,ecomfe/zrender,songshuang00/zrender,uooo/zrender,ilovezy/zrender,coderstudy/zrender,KnightBubble/zrender,skyujilong/zrender,nagyistoce/ecomfe-zrender