北斗短报文通信服务平台
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8
app/middleware/utils/packageItem.js
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8
app/middleware/utils/packageItem.js
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@@ -0,0 +1,8 @@
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// 判断十六进制数据的长度,若长度不满足条件,则在左侧补0,直至长度满足条件
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module.exports = (length, data) => {
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let item = data.toString(16);
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for (let i = 0; i < (length * 2) - data.toString(16).length; i++) {
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item = '0' + item;
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}
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return item;
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};
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