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1 window.onload = function() { 2 var content = document.getElementById("content"); 3 var info = document.getElementById("info"); 4 var btn = document.getElementById("btn"); 5 6 info.onkeydown = function(ev) { 7 var oEvent = ev || event; 8 9 if (oEvent.ctrlKey && oEvent.keyCode === 13) { 10 content.value += info.value + "\n"; 11 info.value = ""; 12 } 13 }; 14 15 btn.onclick = function() { 16 content.value += info.value + "\n"; 17 info.value = ""; 18 }; 19 };
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原文地址:http://www.cnblogs.com/huoteng/p/5043964.html