Document: transitionstart event - Web APIs
delay has ended. the difference is transitionstart and transitionrun is that transitionrun fires when the transition is created (i.e. at the start of any delay) and transitionstart fires when the actual animation has begun (i.e. at the end of any delay). bubbles yes cancelable no interface transitionevent event handler property globaleventhandlers.ontransitionstart the original target for this event is the element that had the transition applied. you can listen for this event on the document interface to handle it in the capture or bubbling phases. for full details on this event please see the page on htmlelement: transitionstart. examples this code adds a listener to the transitionstart event: document.addeventlistener('transitionstart', () => { ...
...e transition applied. you can listen for this event on the document interface to handle it in the capture or bubbling phases. for full details on this event please see the page on htmlelement: transitionstart. examples this code adds a listener to the transitionstart event: document.addeventlistener('transitionstart', () => { console.log('started transitioning'); }); the same, but using the ontransitionstart property instead of addeventlistener(): document.ontransitionrun = () => { console.log('started transitioning'); }; see a live example of this event. specifications specification status comment css transitionsthe definition of 'transitionstart' in that specification. working draft initial definition. ...

Document - Web APIs
indicating that a css transition has been cancelled. globaleventhandlers.ontransitionend an eventhandler called when a transitionend event is sent, indicating that a css transition has finished playing. globaleventhandlers.ontransitionrun an eventhandler called when a transitionrun event is sent, indicating that a css transition is running, though not nessarilty started. globaleventhandlers.ontransitionstart an eventhandler called when a transitionstart event is sent, indicating that a css transition has started transitioning. globaleventhandlers.onwaiting is an eventhandler representing the code to be called when the waiting event is raised. deprecated properties document.alinkcolor returns or sets the color of active links in the document body. document.all provides access to all el...
...hen a css transition is canceled. also available via the ontransitioncancel property. transitionend fired when a css transition has completed. also available via the ontransitionend property. transitionrun fired when a css transition is first created. also available via the ontransitionrun property. transitionstart fired when a css transition has actually started. also available via the ontransitionstart property. non-standard extensions firefox notes mozilla defines a set of non-standard properties made only for xul content: document.currentscript returns the <script> element that is currently executing. document.documenturiobject (mozilla add-ons only!) returns the nsiuri object representing the uri of the document. this property only has special meaning in privileged javascrip...

HTMLElement: transitionstart event - Web APIs
the transitionstart event is fired when a css transition has actually started, i.e., after any transition-delay has ended. ...
... actually started, i.e., after any transition-delay has ended. ...

Window: transitionstart event - Web APIs
the transitionstart event is fired when a css transition has actually started, i.e., after any transition-delay has ended. bubbles yes cancelable no interface transitionevent event handler property globaleventhandlers.ontransitionstart the original target for this event is the element that had the transition applied. you can listen for this event on the window interface to handle it in the capture or bubbling phases. ...
...d the transition applied. you can listen for this event on the window interface to handle it in the capture or bubbling phases. for full details on this event please see the page on htmlelement: transitionstart. examples this code adds a listener to the transitionstart event: window.addeventlistener('transitionstart', () => { console.log('started transitioning'); }); the same, but using the ontransitionstart property instead of addeventlistener(): window.ontransitionrun = () => { console.log('started transitioning'); }; see a live example of this event. specifications specification status comment css transitionsthe definition of 'transitionstart' in that specification. working draft initial definition. ...

GlobalEventHandlers - Web APIs
indicating that a css transition has been cancelled. globaleventhandlers.ontransitionend an eventhandler called when a transitionend event is sent, indicating that a css transition has finished playing. globaleventhandlers.ontransitionrun an eventhandler called when a transitionrun event is sent, indicating that a css transition is running, though not nessarilty started. globaleventhandlers.ontransitionstart an eventhandler called when a transitionstart event is sent, indicating that a css transition has started transitioning. globaleventhandlers.onwaiting is an eventhandler representing the code to be called when the waiting event is raised. methods this interface defines no methods. specifications specification status comment selection apithe definition of 'exte...

HTMLElement - Web APIs
hen a css transition is canceled. also available via the ontransitioncancel property. transitionend fired when a css transition has completed. also available via the ontransitionend property. transitionrun fired when a css transition is first created. also available via the ontransitionrun property. transitionstart fired when a css transition has actually started. also available via the ontransitionstart property. specifications specification status comment css object model (cssom) view modulethe definition of 'htmlelement' in that specification. working draft added the following properties: offsetparent, offsettop, offsetleft, offsetwidth, and offsetheight. html living standardthe definition of 'htmlelement' in that specification. living standard ...

Window - Web APIs
hen a css transition is canceled. also available via the ontransitioncancel property. transitionend fired when a css transition has completed. also available via the ontransitionend property. transitionrun fired when a css transition is first created. also available via the ontransitionrun property. transitionstart fired when a css transition has actually started. also available via the ontransitionstart property. interfaces see dom reference. ...