HW 内网环境小工具

本地 HTML 或 JavaScript 实现，适用于使用客户机器纯内网防守时

Base64 / URL 编解码器

代码

<html>
<textarea name="str" id="str" style="margin: 5px;width:700px; height:300px;"></textarea>
<hr>
<button onclick="urlDecode()">URL解码</button>
<button onclick="urlEncode()">URL编码</button>
<button onclick="base64Decode()">base64解码</button>
<button onclick="base64Encode()">base64编码</button>
</html>

<script>
	function urlDecode(){
		var str=document.getElementById('str').value;
		var reStr=decodeURIComponent(str);
		document.getElementById('str').value=reStr;
	}

	function urlEncode(){
		var str=document.getElementById('str').value;
		var reStr=encodeURIComponent(str);
		document.getElementById('str').value=reStr;
	}

	function base64Decode(){
		var str=document.getElementById('str').value;
		var reStr=window.atob(str);
		document.getElementById('str').value=reStr;
	}

	function base64Encode(){
		var str=document.getElementById('str').value;
		var reStr=window.btoa(str);
		document.getElementById('str').value=reStr;
	}
</script>