题解 | #单向绑定#
单向绑定
https://www.nowcoder.com/practice/728b83e2b9b948dbababcc4a494eefc3
var inp = document.getElementById('input')
var span = document.getElementById('span')
inp.onchange = function () {
span.innerHTML = inp.value
}
单向绑定
https://www.nowcoder.com/practice/728b83e2b9b948dbababcc4a494eefc3
var inp = document.getElementById('input')
var span = document.getElementById('span')
inp.onchange = function () {
span.innerHTML = inp.value
}
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