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var _span = document.createElement('span');
_span.innerHTML = '[收起]';
test.appendChild(_span);
_span.onclick = toggle;
上面漏了一行。var test=document.getElementById("testte");
var content = test.innerHTML;
function toggle(){
var test2 = content.slice(0,200);
test.innerHTML = test2;
var span = document.createElement('span');
span.innerHTML = '[....]'
test.appendChild(span);
span.onclick = function(){
test.innerHTML = content;
var _span = document.createElement('span');
test.appendChild(_span);
_span.onclick = toggle;
}
}
toggle();
var test=document.getElementById("testte");
var content = test.innerHTML;
var test2= test.innerHTML.slice(0,200);
test.innerHTML = test2;
var span = document.createElement('span');
span.innerHTML = '[....]'
test.appendChild(span);
span.onclick = function(){
test.innerHTML = content;
}