function getMessage()
{
aContent.length = 0;
var aTextarea = document.getElementsByTagName('textarea');
for (var i = 0; i < aTextarea.length; i++) {
aContent.push(aTextarea[i].value);
};
//console.log(aContent)
}
function setMessage()
{
var aTextarea = document.getElementsByTagName('textarea');
for (var i = 0; i < aContent.length; i++) {
console.log(aContent[i]);
aTextarea[i].innerHTML = aContent[i];
aTextarea[i].value = aContent[i];
};
}
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textarea 标签要使用 innerText 进行设值和取值