The mousedown() method is an inbuilt method in jQuery which works when the left mouse button is pressed down over the selected element. The event occurs when the left mouse button is pressed down over the selected element. the problem is with mousedown mousedown / click problem - jQuery Forum The mousedown event occurs when the left mouse button is pressed down over the selected element. im hoping someone can help me. hey guys. This event is … on second press, it hides the menu. The mousedown event is fired at an Element when a pointing device button is pressed while the pointer is inside the element. For example, consider the HTML: 当鼠标指针移动到元素上方,并按下鼠标左键时,会发生 mousedown 事件。 mousedown() 方法触发 mousedown 事件,或添加当发生 mousedown 事件时运行的函数。 提示:该方法通常与 mouseup() 方法一起使用。 jQuery mousedown() The mousedown() method adds an event handler function to an HTML element. This is usually the desired sequence before taking an action. Syntax. The mouseup event is sent to an element when the mouse pointer is over the element, and the mouse button is released. This function is executed, when the left mouse button is pressed down, at the time while the mouse is over the HTML element. If this is not required, the mousedown or mouseup event may be more suitable. i have a button that on press shows a dropdown menu. The syntax is as follows − $(selector).mousedown(func) Above, func is the function to run when mousedown event triggers. Syntax: $(selector).mousedown(function) Parameters: This function accepts single parameter function which is optional. Example This method is a shortcut for .on('mouseup', handler) in the first variation, and .trigger('mouseup') in the second.. jQuery mousedown() The mousedown() method adds an event handler function to an HTML element. Note: This differs from the click event in that click is fired after a full click action occurs; that is, the mouse button is pressed and released while the pointer remains inside the same element. A jQuery object..mousedown( ) Example Events << Top. Any HTML element can receive this event. The mouse button is depressed while the pointer is inside the element. Trigger the mousedown JavaScript event on the specified element. The mousedown() method triggers Those URL's refer to jQuery, while onClick, onMouseUp and OnMouseDown aren't really jQuery events, but JavaScript events. It is used to specify the function to run when the mousedown event is called. The mouse button is released while the pointer is inside the element. jQuery mousedown() Example In the following example we have attached the event handler function to the paragraphs using jQuery element name selector and mousedown() method . If implementing this sequence of events, remember that the mouseup event might be sent to a different HTML element than the mousemove event was. When any of the mouse button is pressed on any of the paragraph, the paragraph will be hidden. A common pattern is to bind the mousemove handler from within a mousedown hander, and to unbind it from a corresponding mouseup handler. jQuery mousedown() Method, Definition and Usage. The mousedown() method in jQuery is used to trigger the mousedown event. This function is executed, when the left mouse button is pressed down, at the time while the mouse is over the HTML element.