安装ccap库 npm install ccap
var ccap = require();
var captcha = ccap({
width:190,
height:50,
offset:30,
quality:100,
fontsize:40,
generate:function(){
//自定义生成字符串
//此方法可不要
var str = "qQ";
return str;
}
});
var ary = captcha.get();
console.log(ary[0]);//字符串
res.write(ary[1]); //
res.end();