1
我已经调整了这个代码,我发现我几乎完美地完成了它,除了它继续循环。我希望它只是输入“零”,删除,键入“一”,然后停止。我试过在这里修改一些东西,但不能让它起作用。使javascript键入循环轮回一次
<span
class="txt-rotate"
style="font-size: 72px; font-weight: 500; line-height: 72px; margin-bottom: 20px; color: white;"
data-period="2000"
data-rotate='[ "zero.", "one." ]'></span>
<script>
var TxtRotate = function(el, toRotate, period) {
this.toRotate = toRotate;
this.el = el;
this.loopNum = 0;
this.period = parseInt(period, 10) || 2000;
this.txt = '';
this.tick();
this.isDeleting = false;
};
TxtRotate.prototype.tick = function() {
var i = this.loopNum % this.toRotate.length;
var fullTxt = this.toRotate[i];
if (this.isDeleting) {
this.txt = fullTxt.substring(0, this.txt.length - 1);
} else {
this.txt = fullTxt.substring(0, this.txt.length + 1);
}
this.el.innerHTML = '<span class="wrap">'+this.txt+'</span>';
var that = this;
var delta = 300 - Math.random() * 100;
if (this.isDeleting) { delta /= 2; }
if (!this.isDeleting && this.txt === fullTxt) {
delta = this.period;
this.isDeleting = true;
} else if (this.isDeleting && this.txt === '') {
this.isDeleting = false;
this.loopNum++;
delta = 500;
}
setTimeout(function() {
that.tick();
}, delta);
};
window.onload = function() {
var elements = document.getElementsByClassName('txt-rotate');
for (var i=0; i<elements.length; i++) {
var toRotate = elements[i].getAttribute('data-rotate');
var period = elements[i].getAttribute('data-period');
if (toRotate) {
new TxtRotate(elements[i], JSON.parse(toRotate), period);
}
}
// INJECT CSS
var css = document.createElement("style");
css.type = "text/css";
css.innerHTML = ".txt-rotate > .wrap { border-right: 0.08em solid #fff }";
document.body.appendChild(css);
};
</script>
有关如何实现此目的的任何想法?
超级快,谢谢!但有一件事......它删除了最后的“一个”。当它完成时,我希望这个在页面上留下来......我该怎么做到这一点?再次感谢! – NikkIC
我将不得不防止删除发生在最后一次数据旋转。我要检查它,我会编辑我的答案并发布另一条评论以保持联系。 – sjahan
现在应该没问题了)但是,请注意,我从你的代码片开始工作,但我认为应该有更清晰的方法来达到预期的结果! – sjahan