jqurey保存编辑框内容为txt

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<script>

    function save_changes() {

        if($("#code").val()==""){
            alert("待保存的内容不能为空");
            return;
        }else{
            var savecodes=$("#code").val();
            var blob = new Blob([savecodes], {type: "text/plain;charset=utf-8"});
            saveAs(blob, "txt1.txt");
        }
    }
</script>

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