wordcount.js

来自「VxWork实时操作系统中信号量的使用汇总」· JavaScript 代码 · 共 9 行

<!--
function checkLength(which) {
var maxChars = 4000;
if (which.value.length > maxChars)
which.value = which.value.substring(0,maxChars);
var curr = maxChars - which.value.length;
document.getElementById("displayarea").innerHTML = "Max <b>" + maxChars + "</b> letters, have input <b>" + which.value.length + "</b> , Leave <b>" + curr.toString() + "</b> ."; 
}
//-->