How to use js unfocus event
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JS--JavaScript focus processing (gain focus focus, lose focus blur) focus processing mainly includes focus (gain focus) and blur (loss of focus) event types. The so-called focus is to activate the form field to make it responsive.
Js cancels the focus event driver:
We click the button button to remove it using the appropriate method.
Demo:
Functionfunc () {
Alert (1)
}
Events:
Onclick Click
Onblur: lose focus
Onfocus gets focus.
Onkeydown, press the keyboard.
Onkeyup release the keyboard
Onkepress, hold down the keyboard.
Onmousedown pushes down the mouse
Onmouseup release the mouse
Onmouseover, put the mouse on it.
Ommousemove Mobile Mouse
Onmouseout move the mouse
Onload: page loading
Onchange: change
Onsubmit: form submission.
How to bind the js unfocus event:
(1)
Functionfun () {
Alert (1)
}
(2) document.getElementById (bt) .onclick=function () {
Alert (2)
}
(3) onload page loading
_ window.onload=function () {/ * after the page has been loaded, execute the method in onload * /}
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