摘要:
function test() { var xhr = new XMLHttpRequest(); xhr.onreadystatechange = function () { if (xhr.readyState 4) { if (xhr.status 200) { document.write( 阅读全文
摘要:
核心的类代码 using System; using System.Collections.Generic; using System.Text; using System.Collections; using System.Threading; namespace DPC.CaptureImage 阅读全文