sourceIndex Property | Internet Development Index |
Retrieves the ordinal position of the object, in source order, as the object appears in the document's all collection.
Syntax
HTML N/A Scripting [ iIndex = ] object.sourceIndex
Possible Values
iIndex Integer that receives the ordinal position. The property is read-only. The property has no default value.
Example
This example uses the sourceIndex property to identify the previous and next elements in the all collection.
<SCRIPT> function fnHandler(){ // Retrieve the element that fired the event. var oElement=event.srcElement; var iIndex=oElement.sourceIndex; var sTagName=oElement.tagName; if(sTagName=="!"){ sTagName="COMMENT"; } oVal1.innerText=iIndex; oVal2.innerText=sTagName; if(iIndex-1>0){ sTagName=document.all[iIndex-1].tagName; if(sTagName=="!"){ sTagName="COMMENT"; } oVal3.innerText=sTagName; } else{ oVal3.innerText="Cannot read."; } if(iIndex+1<document.all.length){ sTagName=document.all[iIndex+1].tagName; if(sTagName=="!"){ sTagName="COMMENT"; } oVal4.innerText=sTagName; } else{ oVal4.innerText="Cannot read."; } } </SCRIPT> <BODY onmousemove="fnHandler()"> <TABLE> <TR><TD>Source Index:</TD><TD ID=oVal1></TD></TR> <TR><TD>Object Name:</TD><TD ID=oVal2></TD></TR> <TR><TD>Previous Object:</TD><TD ID=oVal3></TD></TR> <TR><TD>Next Object:</TD><TD ID=oVal4></TD></TR> </TABLE> </BODY>
Standards Information
There is no public standard that applies to this property.
Applies To
A, ACRONYM, ADDRESS, APPLET, AREA, B, BASE, BASEFONT, BDO, BGSOUND, BIG, BLOCKQUOTE, BODY, BR, BUTTON, CAPTION, CENTER, CITE, CODE, COL, COLGROUP, COMMENT, CUSTOM, DD, DEL, DFN, DIR, DIV, DL, DT, EM, EMBED, FIELDSET, FONT, FORM, FRAME, FRAMESET, HEAD, hn, HR, HTML, I, IFRAME, IMG, INPUT type=button, INPUT type=checkbox, INPUT type=file, INPUT type=hidden, INPUT type=image, INPUT type=password, INPUT type=radio, INPUT type=reset, INPUT type=submit, INPUT type=text, INS, KBD, LABEL, LI, LINK, LISTING, MAP, MARQUEE, MENU, META, nextID, NOBR, OBJECT, OL, P, PLAINTEXT, PRE, Q, S, SAMP, SCRIPT, SELECT, SMALL, SPAN, STRIKE, STRONG, SUB, SUP, TABLE, TBODY, TD, TEXTAREA, TFOOT, TH, THEAD, TITLE, TR, TT, U, UL, VAR, XMP