html标签里的onclick的时候总是报错:Uncaught ReferenceError: dosave is not defined(…)
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今天处理html标签里的onclick功能的时候总是报错:Uncaught ReferenceError: dosave is not defined(…)
找了半天都没发现错在哪,最后发现原来是我写法不对,正确写法如下:
html:
<input type="button" value="立即登录" onclick="dosave();"/>js:
dosave = function (){ alert("成功啦!"); }错误写法一般有以下两种,很致命:
function dosave(){ alert("会报错!!"); }和
var dosave = function (){ alert("会报错!!"); }为什么会这样,因为:
html页面调用js文件里的函数,写法必须为dosave = function (){}形式,其他方式写,html页面会搜索不到该函数。
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