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DO NOT EDIT THE CONTENT OF THIS PAGE DIRECTLY, UNLESS YOU KNOW WHAT YOU'RE DOING.
		THE STRUCTURE OF THE CONTENT IS VITAL IN BEING ABLE TO EXTRACT CHANGES FROM THE PAGE AND MERGE THEM BACK INTO SERVOY SOURCE{hidden}
{sub-section:description|text=}{sub-section}\\ 

{table:id=|class=servoy sSummary}{colgroup}{column:width=80px|padding=0px}{column}{column}{column}{colgroup}{tr:style=height: 30px;}{th:colspan=2}Property Summary{th}{tr}{table}\\ 

{table:id=|class=servoy sSummary}{colgroup}{column:width=80px|padding=0px}{column}{column}{column}{colgroup}{tr:style=height: 30px;}{th:colspan=2}Method Summary{th}{tr}{tbody}{tr}{td}void{td}{td}[#back]\()
Navigates back in the history stack; shows the previous form (if present).{td}{tr}{tbody}{tbody}{tr}{td}void{td}{td}[#clear]\()
Clear the entire history stack.{td}{tr}{tbody}{tbody}{tr}{td}void{td}{td}[#forward]\()
Navigates forward in the history stack; shows the next form (if present).{td}{tr}{tbody}{tbody}{tr}{td}[Number]{td}{td}[#getCurrentIndex]\()
Get the current absolute index in the history stack.{td}{tr}{tbody}{tbody}{tr}{td}[String]{td}{td}[#getFormName]\(i)
Get the form name based on the specified absolute index in the history stack location.{td}{tr}{tbody}{tbody}{tr}{td}void{td}{td}[#go]\(i)
Navigates to the relative index based on current position in the history.{td}{tr}{tbody}{tbody}{tr}{td}[Boolean]{td}{td}[#removeForm]\(formName)
Removes the named form item from the history stack (and from memory) if not currently shown.{td}{tr}{tbody}{tbody}{tr}{td}[Boolean]{td}{td}[#removeIndex]\(index)
Removes an absolute index based history stack form item.{td}{tr}{tbody}{tbody}{tr}{td}[Number]{td}{td}[#size]\()
Returns the total size of the history stack.{td}{tr}{tbody}{table}\\ 

{table:id=property|class=servoy sDetail}{colgroup}{column:width=100%|padding=0px}{column}{colgroup}{tr:style=height: 30px;}{th:colspan=1}Property Details{th}{tr}{table}\\ 

{table:id=function|class=servoy sDetail}{colgroup}{column:width=100%|padding=0px}{column}{colgroup}{tr:style=height: 30px;}{th:colspan=1}Method Details{th}{tr}{tbody:id=back|class=node}{tr:id=name}{td}h6.back{td}{tr}{tr:id=sig}{td}{span:style=float: left; margin-right: 5px;}void{span}{span:id=iets|style=float: left; font-weight: bold;}back{span}{span:id=iets|style=float: left;}\(){span}{td}{tr}{builder-show:permission=edit}{tr:id=des}{td}{sub-section:back_des|trigger=button|text=}{sub-section}{sub-section:back_des|trigger=none|class=sIndent}NavigatesReplace back in the history stack; shows the previous form (if present).with description{sub-section}{td}{tr}{builder-show}{builder-show:permission=edit}{tr:id=snc}{td}*Since*\\{sub-section:back_snc|trigger=button|text=}{sub-section}{sub-section:back_snc|trigger=none|class=sIndent} Replace with version info{sub-section}{td}{tr}{builder-show}{builder-show:permission=edit}{tr:id=prs}{td}*Parameters*\\{sub-section:back_prs|trigger=button|text=}{sub-section}{sub-section:back_prs|trigger=none|class=sIndent}{sub-section}{td}{tr}{builder-show}{tr:id=ret}{td}*Returns*\\{sub-section:back_ret|trigger=button|text=}{sub-section}{sub-section:back_ret|trigger=none|class=sIndent}void{sub-section}{td}{tr}{builder-show:permission=edit}{tr:id=see}{td}*Also see*\\{sub-section:back_see|trigger=button|text=}{sub-section}{div:class=sIndent}{sub-section:back_see|trigger=none}{sub-section}{div}{td}{tr}{builder-show}{builder-show:permission=edit}{tr:id=link}{td}*External links*\\{sub-section:back_link|trigger=button|text=}{sub-section}{div:class=sIndent}{sub-section:back_link|trigger=none}{sub-section}{div}{td}{tr}{builder-show}{tr:id=sam}{td}*Sample*\\{sub-section:back_sam|trigger=button|text=}{sub-section}{div:class=sIndent}{sub-section:back_sam|trigger=none}{code:language=javascript}
history.back();
{code}{sub-section}{div}{td}{tr}{tr:class=lastDetailRow}{td}{td}{tr}{tbody}{tbody:id=clear|class=node}{tr:id=name}{td}h6.clear{td}{tr}{tr:id=sig}{td}{span:style=float: left; margin-right: 5px;}void{span}{span:id=iets|style=float: left; font-weight: bold;}clear{span}{span:id=iets|style=float: left;}\(){span}{td}{tr}{builder-show:permission=edit}{tr:id=des}{td}{sub-section:clear_des|trigger=button|text=}{sub-section}{sub-section:clear_des|trigger=none|class=sIndent}ClearReplace the entire history stack.with description{sub-section}{td}{tr}{builder-show}{builder-show:permission=edit}{tr:id=snc}{td}*Since*\\{sub-section:clear_snc|trigger=button|text=}{sub-section}{sub-section:clear_snc|trigger=none|class=sIndent} Replace with version info{sub-section}{td}{tr}{builder-show}{builder-show:permission=edit}{tr:id=prs}{td}*Parameters*\\{sub-section:clear_prs|trigger=button|text=}{sub-section}{sub-section:clear_prs|trigger=none|class=sIndent}{sub-section}{td}{tr}{builder-show}{tr:id=ret}{td}*Returns*\\{sub-section:clear_ret|trigger=button|text=}{sub-section}{sub-section:clear_ret|trigger=none|class=sIndent}void{sub-section}{td}{tr}{builder-show:permission=edit}{tr:id=see}{td}*Also see*\\{sub-section:clear_see|trigger=button|text=}{sub-section}{div:class=sIndent}{sub-section:clear_see|trigger=none}{sub-section}{div}{td}{tr}{builder-show}{builder-show:permission=edit}{tr:id=link}{td}*External links*\\{sub-section:clear_link|trigger=button|text=}{sub-section}{div:class=sIndent}{sub-section:clear_link|trigger=none}{sub-section}{div}{td}{tr}{builder-show}{tr:id=sam}{td}*Sample*\\{sub-section:clear_sam|trigger=button|text=}{sub-section}{div:class=sIndent}{sub-section:clear_sam|trigger=none}{code:language=javascript}
history.clear();
{code}{sub-section}{div}{td}{tr}{tr:class=lastDetailRow}{td}{td}{tr}{tbody}{tbody:id=forward|class=node}{tr:id=name}{td}h6.forward{td}{tr}{tr:id=sig}{td}{span:style=float: left; margin-right: 5px;}void{span}{span:id=iets|style=float: left; font-weight: bold;}forward{span}{span:id=iets|style=float: left;}\(){span}{td}{tr}{builder-show:permission=edit}{tr:id=des}{td}{sub-section:forward_des|trigger=button|text=}{sub-section}{sub-section:forward_des|trigger=none|class=sIndent}NavigatesReplace forward in the history stack; shows the next form (if present).{subwith description{sub-section}{td}{tr}{builder-show}{builder-show:permission=edit}{tr:id=snc}{td}*Since*\\{sub-section:forward_snc|trigger=button|text=}{sub-section}{sub-section:forward_snc|trigger=none|class=sIndent} Replace with version info{sub-section}{td}{tr}{builder-show}{builder-show:permission=edit}{tr:id=prs}{td}*Parameters*\\{sub-section:forward_prs|trigger=button|text=}{sub-section}{sub-section:forward_prs|trigger=none|class=sIndent}{sub-section}{td}{tr}{builder-show}{tr:id=ret}{td}*Returns*\\{sub-section:forward_ret|trigger=button|text=}{sub-section}{sub-section:forward_ret|trigger=none|class=sIndent}void{sub-section}{td}{tr}{builder-show:permission=edit}{tr:id=see}{td}*Also see*\\{sub-section:forward_see|trigger=button|text=}{sub-section}{div:class=sIndent}{sub-section:forward_see|trigger=none}{sub-section}{div}{td}{tr}{builder-show}{builder-show:permission=edit}{tr:id=link}{td}*External links*\\{sub-section:forward_link|trigger=button|text=}{sub-section}{div:class=sIndent}{sub-section:forward_link|trigger=none}{sub-section}{div}{td}{tr}{builder-show}{tr:id=sam}{td}*Sample*\\{sub-section:forward_sam|trigger=button|text=}{sub-section}{div:class=sIndent}{sub-section:forward_sam|trigger=none}{code:language=javascript}
history.forward();
{code}{sub-section}{div}{td}{tr}{tr:class=lastDetailRow}{td}{td}{tr}{tbody}{tbody:id=getCurrentIndex|class=node}{tr:id=name}{td}h6.getCurrentIndex{td}{tr}{tr:id=sig}{td}{span:style=float: left; margin-right: 5px;}[Number]{span}{span:id=iets|style=float: left; font-weight: bold;}getCurrentIndex{span}{span:id=iets|style=float: left;}\(){span}{td}{tr}{builder-show:permission=edit}{tr:id=des}{td}{sub-section:getCurrentIndex_des|trigger=button|text=}{sub-section}{sub-section:getCurrentIndex_des|trigger=none|class=sIndent}GetReplace the current absolute index in the history stack.with description{sub-section}{td}{tr}{builder-show}{builder-show:permission=edit}{tr:id=snc}{td}*Since*\\{sub-section:getCurrentIndex_snc|trigger=button|text=}{sub-section}{sub-section:getCurrentIndex_snc|trigger=none|class=sIndent} Replace with version info{sub-section}{td}{tr}{builder-show}{builder-show:permission=edit}{tr:id=prs}{td}*Parameters*\\{sub-section:getCurrentIndex_prs|trigger=button|text=}{sub-section}{sub-section:getCurrentIndex_prs|trigger=none|class=sIndent}{sub-section}{td}{tr}{builder-show}{tr:id=ret}{td}*Returns*\\{sub-section:getCurrentIndex_ret|trigger=button|text=}{sub-section}{sub-section:getCurrentIndex_ret|trigger=none|class=sIndent}[Number] -- the current absolute index{sub-section}{td}{tr}{builder-show:permission=edit}{tr:id=see}{td}*Also see*\\{sub-section:getCurrentIndex_see|trigger=button|text=}{sub-section}{div:class=sIndent}{sub-section:getCurrentIndex_see|trigger=none}{sub-section}{div}{td}{tr}{builder-show}{builder-show:permission=edit}{tr:id=link}{td}*External links*\\{sub-section:getCurrentIndex_link|trigger=button|text=}{sub-section}{div:class=sIndent}{sub-section:getCurrentIndex_link|trigger=none}{sub-section}{div}{td}{tr}{builder-show}{tr:id=sam}{td}*Sample*\\{sub-section:getCurrentIndex_sam|trigger=button|text=}{sub-section}{div:class=sIndent}{sub-section:getCurrentIndex_sam|trigger=none}{code:language=javascript}
var abs_index = history.getCurrentIndex();
{code}{sub-section}{div}{td}{tr}{tr:class=lastDetailRow}{td}{td}{tr}{tbody}{tbody:id=getFormName|class=node}{tr:id=name}{td}h6.getFormName{td}{tr}{tr:id=sig}{td}{span:style=float: left; margin-right: 5px;}[String]{span}{span:id=iets|style=float: left; font-weight: bold;}getFormName{span}{span:id=iets|style=float: left;}\(i){span}{td}{tr}{builder-show:permission=edit}{tr:id=des}{td}{sub-section:getFormName_des|trigger=button|text=}{sub-section}{sub-section:getFormName_des|trigger=none|class=sIndent}GetReplace the form name based on the specified absolute index in the history stack location.{sub-section}{td}{trwith description{sub-section}{td}{tr}{builder-show}{builder-show:permission=edit}{tr:id=snc}{td}*Since*\\{sub-section:getFormName_snc|trigger=button|text=}{sub-section}{sub-section:getFormName_snc|trigger=none|class=sIndent} Replace with version info{sub-section}{td}{tr}{builder-show}{tr:id=prs}{td}*Parameters*\\{sub-section:getFormName_prs|trigger=button|text=}{sub-section}{sub-section:getFormName_prs|trigger=none|class=sIndent}\{[Number]} i -- the absolute index
{sub-section}{td}{tr}{tr:id=ret}{td}*Returns*\\{sub-section:getFormName_ret|trigger=button|text=}{sub-section}{sub-section:getFormName_ret|trigger=none|class=sIndent}[String] -- the formName{sub-section}{td}{tr}{builder-show:permission=edit}{tr:id=see}{td}*Also see*\\{sub-section:getFormName_see|trigger=button|text=}{sub-section}{div:class=sIndent}{sub-section:getFormName_see|trigger=none}{sub-section}{div}{td}{tr}{builder-show}{builder-show:permission=edit}{tr:id=link}{td}*External links*\\{sub-section:getFormName_link|trigger=button|text=}{sub-section}{div:class=sIndent}{sub-section:getFormName_link|trigger=none}{sub-section}{div}{td}{tr}{builder-show}{tr:id=sam}{td}*Sample*\\{sub-section:getFormName_sam|trigger=button|text=}{sub-section}{div:class=sIndent}{sub-section:getFormName_sam|trigger=none}{code:language=javascript}
var name = history.getFormName(history.getCurrentIndex());
{code}{sub-section}{div}{td}{tr}{tr:class=lastDetailRow}{td}{td}{tr}{tbody}{tbody:id=go|class=node}{tr:id=name}{td}h6.go{td}{tr}{tr:id=sig}{td}{span:style=float: left; margin-right: 5px;}void{span}{span:id=iets|style=float: left; font-weight: bold;}go{span}{span:id=iets|style=float: left;}\(i){span}{td}{tr}{builder-show:permission=edit}{tr:id=des}{td}{sub-section:go_des|trigger=button|text=}{sub-section}{sub-section:go_des|trigger=none|class=sIndent}NavigatesReplace to the relative index based on current position in the history.with description{sub-section}{td}{tr}{builder-show}{builder-show:permission=edit}{tr:id=snc}{td}*Since*\\{sub-section:go_snc|trigger=button|text=}{sub-section}{sub-section:go_snc|trigger=none|class=sIndent} Replace with version info{sub-section}{td}{tr}{builder-show}{tr:id=prs}{td}*Parameters*\\{sub-section:go_prs|trigger=button|text=}{sub-section}{sub-section:go_prs|trigger=none|class=sIndent}\{[Number]} i -- the relative index
{sub-section}{td}{tr}{tr:id=ret}{td}*Returns*\\{sub-section:go_ret|trigger=button|text=}{sub-section}{sub-section:go_ret|trigger=none|class=sIndent}void{sub-section}{td}{tr}{builder-show:permission=edit}{tr:id=see}{td}*Also see*\\{sub-section:go_see|trigger=button|text=}{sub-section}{div:class=sIndent}{sub-section:go_see|trigger=none}{sub-section}{div}{td}{tr}{builder-show}{builder-show:permission=edit}{tr:id=link}{td}*External links*\\{sub-section:go_link|trigger=button|text=}{sub-section}{div:class=sIndent}{sub-section:go_link|trigger=none}{sub-section}{div}{td}{tr}{builder-show}{tr:id=sam}{td}*Sample*\\{sub-section:go_sam|trigger=button|text=}{sub-section}{div:class=sIndent}{sub-section:go_sam|trigger=none}{code:language=javascript}
history.go(-3);
{code}{sub-section}{div}{td}{tr}{tr:class=lastDetailRow}{td}{td}{tr}{tbody}{tbody:id=removeForm|class=node}{tr:id=name}{td}h6.removeForm{td}{tr}{tr:id=sig}{td}{span:style=float: left; margin-right: 5px;}[Boolean]{span}{span:id=iets|style=float: left; font-weight: bold;}removeForm{span}{span:id=iets|style=float: left;}\(formName){span}{td}{tr}{builder-show:permission=edit}{tr:id=des}{td}{sub-section:removeForm_des|trigger=button|text=}{sub-section}{sub-section:removeForm_des|trigger=none|class=sIndent}Removes the named form item from the history stack (and from memory) if not currently shown.
Will return false when the form can't be removed, this can happen in certain situations: 
1> The form is visible, 
2> The form is executing a function (is actively used),
3> There are references to this form by a global variable/array, 
4> If the form has a separate foundset with edited records that can't be saved (for example autosave is false)|class=sIndent}Replace with description{sub-section}{td}{tr}{builder-show}{builder-show:permission=edit}{tr:id=snc}{td}*Since*\\{sub-section:removeForm_snc|trigger=button|text=}{sub-section}{sub-section:removeForm_snc|trigger=none|class=sIndent} Replace with version info{sub-section}{td}{tr}{builder-show}{tr:id=prs}{td}*Parameters*\\{sub-section:removeForm_prs|trigger=button|text=}{sub-section}{sub-section:removeForm_prs|trigger=none|class=sIndent}\{[String]} formName -- the name of the form to remove.
{sub-section}{td}{tr}{tr:id=ret}{td}*Returns*\\{sub-section:removeForm_ret|trigger=button|text=}{sub-section}{sub-section:removeForm_ret|trigger=none|class=sIndent}[Boolean] -- true if successful{sub-section}{td}{tr}{builder-show:permission=edit}{tr:id=see}{td}*Also see*\\{sub-section:removeForm_see|trigger=button|text=}{sub-section}{div:class=sIndent}{sub-section:removeForm_see|trigger=none}{sub-section}{div}{td}{tr}{builder-show}{builder-show:permission=edit}{tr:id=link}{td}*External links*\\{sub-section:removeForm_link|trigger=button|text=}{sub-section}{div:class=sIndent}{sub-section:removeForm_link|trigger=none}{sub-section}{div}{td}{tr}{builder-show}{tr:id=sam}{td}*Sample*\\{sub-section:removeForm_sam|trigger=button|text=}{sub-section}{div:class=sIndent}{sub-section:removeForm_sam|trigger=none}{code:language=javascript}
var done = history.removeForm('mypreviousform');
{code}{sub-section}{div}{td}{tr}{tr:class=lastDetailRow}{td}{td}{tr}{tbody}{tbody:id=removeIndex|class=node}{tr:id=name}{td}h6.removeIndex{td}{tr}{tr:id=sig}{td}{span:style=float: left; margin-right: 5px;}[Boolean]{span}{span:id=iets|style=float: left; font-weight: bold;}removeIndex{span}{span:id=iets|style=float: left;}\(index){span}{td}{tr}{builder-show:permission=edit}{tr:id=des}{td}{sub-section:removeIndex_des|trigger=button|text=}{sub-section}{sub-section:removeIndex_des|trigger=none|class=sIndent}RemovesReplace an absolute index based history stack form item.with description{sub-section}{td}{tr}{builder-show}{builder-show:permission=edit}{tr:id=snc}{td}*Since*\\{sub-section:removeIndex_snc|trigger=button|text=}{sub-section}{sub-section:removeIndex_snc|trigger=none|class=sIndent} Replace with version info{sub-section}{td}{tr}{builder-show}{tr:id=prs}{td}*Parameters*\\{sub-section:removeIndex_prs|trigger=button|text=}{sub-section}{sub-section:removeIndex_prs|trigger=none|class=sIndent}\{[Number]} index -- the index of the form to remove.
{sub-section}{td}{tr}{tr:id=ret}{td}*Returns*\\{sub-section:removeIndex_ret|trigger=button|text=}{sub-section}{sub-section:removeIndex_ret|trigger=none|class=sIndent}[Boolean] -- true if successful{sub-section}{td}{tr}{builder-show:permission=edit}{tr:id=see}{td}*Also see*\\{sub-section:removeIndex_see|trigger=button|text=}{sub-section}{div:class=sIndent}{sub-section:removeIndex_see|trigger=none}{sub-section}{div}{td}{tr}{builder-show}{builder-show:permission=edit}{tr:id=link}{td}*External links*\\{sub-section:removeIndex_link|trigger=button|text=}{sub-section}{div:class=sIndent}{sub-section:removeIndex_link|trigger=none}{sub-section}{div}{td}{tr}{builder-show}{tr:id=sam}{td}*Sample*\\{sub-section:removeIndex_sam|trigger=button|text=}{sub-section}{div:class=sIndent}{sub-section:removeIndex_sam|trigger=none}{code:language=javascript}
var done = history.removeIndex(history.getCurrentIndex()+1);
{code}{sub-section}{div}{td}{tr}{tr:class=lastDetailRow}{td}{td}{tr}{tbody}{tbody:id=size|class=node}{tr:id=name}{td}h6.size{td}{tr}{tr:id=sig}{td}{span:style=float: left; margin-right: 5px;}[Number]{span}{span:id=iets|style=float: left; font-weight: bold;}size{span}{span:id=iets|style=float: left;}\(){span}{td}{tr}{builder-show:permission=edit}{tr:id=des}{td}{sub-section:size_des|trigger=button|text=}{sub-section}{sub-section:size_des|trigger=none|class=sIndent}ReturnsReplace the total size of the history stack.with description{sub-section}{td}{tr}{builder-show}{builder-show:permission=edit}{tr:id=snc}{td}*Since*\\{sub-section:size_snc|trigger=button|text=}{sub-section}{sub-section:size_snc|trigger=none|class=sIndent} Replace with version info{sub-section}{td}{tr}{builder-show}{builder-show:permission=edit}{tr:id=prs}{td}*Parameters*\\{sub-section:size_prs|trigger=button|text=}{sub-section}{sub-section:size_prs|trigger=none|class=sIndent}{sub-section}{td}{tr}{builder-show}{tr:id=ret}{td}*Returns*\\{sub-section:size_ret|trigger=button|text=}{sub-section}{sub-section:size_ret|trigger=none|class=sIndent}[Number] -- the size{sub-section}{td}{tr}{builder-show:permission=edit}{tr:id=see}{td}*Also see*\\{sub-section:size_see|trigger=button|text=}{sub-section}{div:class=sIndent}{sub-section:size_see|trigger=none}{sub-section}{div}{td}{tr}{builder-show}{builder-show:permission=edit}{tr:id=link}{td}*External links*\\{sub-section:size_link|trigger=button|text=}{sub-section}{div:class=sIndent}{sub-section:size_link|trigger=none}{sub-section}{div}{td}{tr}{builder-show}{tr:id=sam}{td}*Sample*\\{sub-section:size_sam|trigger=button|text=}{sub-section}{div:class=sIndent}{sub-section:size_sam|trigger=none}{code:language=javascript}
var size = history.size();
{code}{sub-section}{div}{td}{tr}{tr:class=lastDetailRow}{td}{td}{tr}{tbody}{table}