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- [
- {
- "id": "c67af34f.cfd1",
- "type": "function",
- "z": "9b7d2645.a72f18",
- "name": "deltaT",
- "func": "\nvar prev = flow.get('prev')||0;\n\nvar d = new Date();\nvar n = d.getMilliseconds();\n\nif (msg.topic == \"timestamp\"){\n flow.set('prev', n);\n}\n \nelse {\n if (n<prev) {\n //console.log(\"OVERFLOW!\");\n n=n+1000;\n }\n //console.log(\"tDiff = \",n,\"-\",prev,\"=\",n-prev);\n console.log(n-prev);\n}\n\nreturn msg;",
- "outputs": 1,
- "noerr": 0,
- "x": 382.5,
- "y": 241,
- "wires": [
- [
- "da5c6847.6b87f8"
- ]
- ]
- }
- ]
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