常见firefox不支持的JavaScript问题（国外英文资料）.docVIP

常见firefox不支持的JavaScript问题（国外英文资料） input type = file name = PIC id = PIC onchange = checkpic (this); UNSELECTABLE = on / The function checkpic (here) { Var reg_pic = / \.gif | \.jpg. If (! Reg_pic.test (here. Value) { Alert ( ); Here. OuterHTML + = ; / / to clear the contents of the browse box, here. Value = ; It cant be done. IE supports this approach Here. Value = ; / / IE does not support this attribute, but firefor supports it. / / pay attention to outerHTML with + =, value =. The return; } } / / to clear the contents of the file; input type = file id = file1 / input type = button onclick = addfile (). / The function the addfile () { Document. All ( file1 ).select () Document. The selection. The clear () } -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- / / CARDS/Stock/the checkin. Vm / / to determine whether IE or FireFox / / to determine the type of browser. The function IsBrowser () { Var isBrowser; If (window. ActiveXObject) { IsBrowser = IE; Im going to go to window.xmlhttprequest IsBrowser = FireFox; } Return isBrowser; } / / the firstChild method in firefox is invalid and is replaced by childNodes []. Var tableobj = document.getelementbyid ( products); Var rvobj = document.getelementbyid ( sto ); Var delall = document.getelementbyid ( delall ); If (IsIE = = IE) { Tableobj. FirstChild. RemoveChild (rvobj); Tableobj. FirstChild. RemoveChild (delall); } If (IsIE = = FireFox) { Tableobj. ChildNodes, [1].removechild (rvobj); Tableobj. ChildNodes [1].removechild (delall); } This firstChild cant read the problem The table The tbody tr td / td / tr / tbody / table In this case, there is no tableobj. FirstChild in firefox. For this table tbody tr / td / tr / tbody / table In firefox, tableobj. FirstChild can read out the tbody , So in firefox the blank is also a node. (special attention) -- -- -- -- -- -- -- -- -- -- -- --