js calls the browser to print the implementation code

This article mainly shares with you the JS call browser printing implementation code, I hope it can help everyone.

function btnPrintClick(){ 
bdhtml=window.document.body.innerHTML; 
//先保存当前页面document.body.innerHTML=document.getElementById('task_form').innerHTML
//获取需要打印的pwindow.print(); window.document.body.innerHTML=bdhtml;
//重新设置回当前页面
    }

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