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By the end, you'll know exactly what evlog does, when each API fits, and how an event flows from your code to your drain.",[517,526,527],{},"If you're new, read it in order. If you've already shipped with evlog, jump to the page that matches your question.",[529,530,532],"callout",{"color":531,"icon":13},"info","All three modes coexist in the same logger. Pick per call — there's no upgrade path, no advanced mode, no toggle to flip. Same drains, same redaction, same types underneath.",[529,534,537,538,542,543,545],{"color":535,"icon":536},"neutral","i-lucide-globe","Not running an HTTP framework? See ",[539,540,541],"a",{"href":276},"Standalone TypeScript"," and ",[539,544,270],{"href":271},".",[547,548,550],"h2",{"id":549},"the-three-logging-modes","The three logging modes",[552,553,554,577,580],"card-group",{},[555,556,557,558,562,563,566,567,566,570,566,573,576],"card",{"color":535,"icon":44,"title":41,"to":42},"A fully-featured general-purpose logger. 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No accumulation, no lifecycle management.",[602,603,609],"pre",{"className":604,"code":605,"filename":606,"language":607,"meta":608,"style":608},"language-typescript shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","import { log } from 'evlog'\n\nlog.info('auth', 'User logged in')\nlog.error({ action: 'payment', error: 'card_declined', userId: 42 })\n","src\u002Findex.ts","typescript","",[559,610,611,644,651,685],{"__ignoreMap":608},[612,613,616,620,624,628,631,634,637,641],"span",{"class":614,"line":615},"line",1,[612,617,619],{"class":618},"s7zQu","import",[612,621,623],{"class":622},"sMK4o"," {",[612,625,627],{"class":626},"sTEyZ"," log",[612,629,630],{"class":622}," }",[612,632,633],{"class":618}," from",[612,635,636],{"class":622}," '",[612,638,640],{"class":639},"sfazB","evlog",[612,642,643],{"class":622},"'\n",[612,645,647],{"class":614,"line":646},2,[612,648,650],{"emptyLinePlaceholder":649},true,"\n",[612,652,654,656,658,661,664,667,670,672,675,677,680,682],{"class":614,"line":653},3,[612,655,596],{"class":626},[612,657,545],{"class":622},[612,659,531],{"class":660},"s2Zo4",[612,662,663],{"class":626},"(",[612,665,666],{"class":622},"'",[612,668,669],{"class":639},"auth",[612,671,666],{"class":622},[612,673,674],{"class":622},",",[612,676,636],{"class":622},[612,678,679],{"class":639},"User logged in",[612,681,666],{"class":622},[612,683,684],{"class":626},")\n",[612,686,688,690,692,695,697,700,704,707,709,712,714,716,719,721,723,726,728,730,733,735,739,741],{"class":614,"line":687},4,[612,689,596],{"class":626},[612,691,545],{"class":622},[612,693,694],{"class":660},"error",[612,696,663],{"class":626},[612,698,699],{"class":622},"{",[612,701,703],{"class":702},"swJcz"," action",[612,705,706],{"class":622},":",[612,708,636],{"class":622},[612,710,711],{"class":639},"payment",[612,713,666],{"class":622},[612,715,674],{"class":622},[612,717,718],{"class":702}," error",[612,720,706],{"class":622},[612,722,636],{"class":622},[612,724,725],{"class":639},"card_declined",[612,727,666],{"class":622},[612,729,674],{"class":622},[612,731,732],{"class":702}," userId",[612,734,706],{"class":622},[612,736,738],{"class":737},"sbssI"," 42",[612,740,630],{"class":622},[612,742,684],{"class":626},[590,744,746,747,750,751,597],{"id":745},"wide-events-createlogger-createrequestlogger","Wide Events (",[559,748,749],{},"createLogger"," \u002F ",[559,752,753],{},"createRequestLogger",[517,755,756],{},"One event per unit of work. Accumulate context progressively, emit when done.",[758,759,760,893],"code-group",{},[602,761,764],{"className":604,"code":762,"filename":763,"language":607,"meta":608,"style":608},"import { createLogger } from 'evlog'\n\nconst log = createLogger({ jobId: 'sync-001', queue: 'emails' })\nlog.set({ batch: { size: 50, processed: 50 } })\nlog.emit()\n","scripts\u002Fsync-job.ts",[559,765,766,785,789,837,880],{"__ignoreMap":608},[612,767,768,770,772,775,777,779,781,783],{"class":614,"line":615},[612,769,619],{"class":618},[612,771,623],{"class":622},[612,773,774],{"class":626}," createLogger",[612,776,630],{"class":622},[612,778,633],{"class":618},[612,780,636],{"class":622},[612,782,640],{"class":639},[612,784,643],{"class":622},[612,786,787],{"class":614,"line":646},[612,788,650],{"emptyLinePlaceholder":649},[612,790,791,795,798,801,803,805,807,810,812,814,817,819,821,824,826,828,831,833,835],{"class":614,"line":653},[612,792,794],{"class":793},"spNyl","const",[612,796,797],{"class":626}," log ",[612,799,800],{"class":622},"=",[612,802,774],{"class":660},[612,804,663],{"class":626},[612,806,699],{"class":622},[612,808,809],{"class":702}," jobId",[612,811,706],{"class":622},[612,813,636],{"class":622},[612,815,816],{"class":639},"sync-001",[612,818,666],{"class":622},[612,820,674],{"class":622},[612,822,823],{"class":702}," queue",[612,825,706],{"class":622},[612,827,636],{"class":622},[612,829,830],{"class":639},"emails",[612,832,666],{"class":622},[612,834,630],{"class":622},[612,836,684],{"class":626},[612,838,839,841,843,846,848,850,853,855,857,860,862,865,867,870,872,874,876,878],{"class":614,"line":687},[612,840,596],{"class":626},[612,842,545],{"class":622},[612,844,845],{"class":660},"set",[612,847,663],{"class":626},[612,849,699],{"class":622},[612,851,852],{"class":702}," batch",[612,854,706],{"class":622},[612,856,623],{"class":622},[612,858,859],{"class":702}," size",[612,861,706],{"class":622},[612,863,864],{"class":737}," 50",[612,866,674],{"class":622},[612,868,869],{"class":702}," processed",[612,871,706],{"class":622},[612,873,864],{"class":737},[612,875,630],{"class":622},[612,877,630],{"class":622},[612,879,684],{"class":626},[612,881,883,885,887,890],{"class":614,"line":882},5,[612,884,596],{"class":626},[612,886,545],{"class":622},[612,888,889],{"class":660},"emit",[612,891,892],{"class":626},"()\n",[602,894,897],{"className":604,"code":895,"filename":896,"language":607,"meta":608,"style":608},"import { createRequestLogger } from 'evlog'\n\nconst log = createRequestLogger({ method: 'POST', path: '\u002Fapi\u002Fcheckout' })\nlog.set({ user: { id: 1, plan: 'pro' } })\nlog.emit()\n","src\u002Fworker.ts",[559,898,899,918,922,966,1013],{"__ignoreMap":608},[612,900,901,903,905,908,910,912,914,916],{"class":614,"line":615},[612,902,619],{"class":618},[612,904,623],{"class":622},[612,906,907],{"class":626}," createRequestLogger",[612,909,630],{"class":622},[612,911,633],{"class":618},[612,913,636],{"class":622},[612,915,640],{"class":639},[612,917,643],{"class":622},[612,919,920],{"class":614,"line":646},[612,921,650],{"emptyLinePlaceholder":649},[612,923,924,926,928,930,932,934,936,939,941,943,946,948,950,953,955,957,960,962,964],{"class":614,"line":653},[612,925,794],{"class":793},[612,927,797],{"class":626},[612,929,800],{"class":622},[612,931,907],{"class":660},[612,933,663],{"class":626},[612,935,699],{"class":622},[612,937,938],{"class":702}," method",[612,940,706],{"class":622},[612,942,636],{"class":622},[612,944,945],{"class":639},"POST",[612,947,666],{"class":622},[612,949,674],{"class":622},[612,951,952],{"class":702}," path",[612,954,706],{"class":622},[612,956,636],{"class":622},[612,958,959],{"class":639},"\u002Fapi\u002Fcheckout",[612,961,666],{"class":622},[612,963,630],{"class":622},[612,965,684],{"class":626},[612,967,968,970,972,974,976,978,981,983,985,988,990,993,995,998,1000,1002,1005,1007,1009,1011],{"class":614,"line":687},[612,969,596],{"class":626},[612,971,545],{"class":622},[612,973,845],{"class":660},[612,975,663],{"class":626},[612,977,699],{"class":622},[612,979,980],{"class":702}," user",[612,982,706],{"class":622},[612,984,623],{"class":622},[612,986,987],{"class":702}," id",[612,989,706],{"class":622},[612,991,992],{"class":737}," 1",[612,994,674],{"class":622},[612,996,997],{"class":702}," plan",[612,999,706],{"class":622},[612,1001,636],{"class":622},[612,1003,1004],{"class":639},"pro",[612,1006,666],{"class":622},[612,1008,630],{"class":622},[612,1010,630],{"class":622},[612,1012,684],{"class":626},[612,1014,1015,1017,1019,1021],{"class":614,"line":882},[612,1016,596],{"class":626},[612,1018,545],{"class":622},[612,1020,889],{"class":660},[612,1022,892],{"class":626},[517,1024,1025,1027,1028,1030,1031,566,1034,1037,1038,545],{},[559,1026,753],{}," is a thin wrapper around ",[559,1029,749],{}," that pre-populates ",[559,1032,1033],{},"method",[559,1035,1036],{},"path",", and ",[559,1039,1040],{},"requestId",[590,1042,1044],{"id":1043},"request-logging-framework-middleware","Request Logging (framework middleware)",[517,1046,1047,1048,1051],{},"Framework integrations create a wide event logger automatically on each request. ",[559,1049,1050],{},"useLogger(event)"," retrieves the logger that's already attached to the request context:",[602,1053,1056],{"className":604,"code":1054,"filename":1055,"language":607,"meta":608,"style":608},"import { useLogger } from 'evlog'\n\nexport default defineEventHandler(async (event) => {\n  const log = useLogger(event)\n  log.set({ user: { id: 1, plan: 'pro' } })\n  return { success: true }\n  \u002F\u002F auto-emitted on response end\n})\n","server\u002Fapi\u002Fcheckout.post.ts",[559,1057,1058,1077,1081,1112,1130,1173,1193,1200],{"__ignoreMap":608},[612,1059,1060,1062,1064,1067,1069,1071,1073,1075],{"class":614,"line":615},[612,1061,619],{"class":618},[612,1063,623],{"class":622},[612,1065,1066],{"class":626}," useLogger",[612,1068,630],{"class":622},[612,1070,633],{"class":618},[612,1072,636],{"class":622},[612,1074,640],{"class":639},[612,1076,643],{"class":622},[612,1078,1079],{"class":614,"line":646},[612,1080,650],{"emptyLinePlaceholder":649},[612,1082,1083,1086,1089,1092,1094,1097,1100,1104,1106,1109],{"class":614,"line":653},[612,1084,1085],{"class":618},"export",[612,1087,1088],{"class":618}," default",[612,1090,1091],{"class":660}," defineEventHandler",[612,1093,663],{"class":626},[612,1095,1096],{"class":793},"async",[612,1098,1099],{"class":622}," (",[612,1101,1103],{"class":1102},"sHdIc","event",[612,1105,597],{"class":622},[612,1107,1108],{"class":793}," =>",[612,1110,1111],{"class":622}," {\n",[612,1113,1114,1117,1119,1122,1124,1126,1128],{"class":614,"line":687},[612,1115,1116],{"class":793},"  const",[612,1118,627],{"class":626},[612,1120,1121],{"class":622}," =",[612,1123,1066],{"class":660},[612,1125,663],{"class":702},[612,1127,1103],{"class":626},[612,1129,684],{"class":702},[612,1131,1132,1135,1137,1139,1141,1143,1145,1147,1149,1151,1153,1155,1157,1159,1161,1163,1165,1167,1169,1171],{"class":614,"line":882},[612,1133,1134],{"class":626},"  log",[612,1136,545],{"class":622},[612,1138,845],{"class":660},[612,1140,663],{"class":702},[612,1142,699],{"class":622},[612,1144,980],{"class":702},[612,1146,706],{"class":622},[612,1148,623],{"class":622},[612,1150,987],{"class":702},[612,1152,706],{"class":622},[612,1154,992],{"class":737},[612,1156,674],{"class":622},[612,1158,997],{"class":702},[612,1160,706],{"class":622},[612,1162,636],{"class":622},[612,1164,1004],{"class":639},[612,1166,666],{"class":622},[612,1168,630],{"class":622},[612,1170,630],{"class":622},[612,1172,684],{"class":702},[612,1174,1176,1179,1181,1184,1186,1190],{"class":614,"line":1175},6,[612,1177,1178],{"class":618},"  return",[612,1180,623],{"class":622},[612,1182,1183],{"class":702}," success",[612,1185,706],{"class":622},[612,1187,1189],{"class":1188},"sfNiH"," true",[612,1191,1192],{"class":622}," }\n",[612,1194,1196],{"class":614,"line":1195},7,[612,1197,1199],{"class":1198},"sHwdD","  \u002F\u002F auto-emitted on response end\n",[612,1201,1203,1206],{"class":614,"line":1202},8,[612,1204,1205],{"class":622},"}",[612,1207,684],{"class":626},[529,1209,1210,1212,1213,566,1216,566,1219,1222,1223,1225],{"color":531,"icon":13},[559,1211,1050],{}," doesn't create a logger, it retrieves the one the framework middleware already attached to the event. Each framework has its own way to access it (",[559,1214,1215],{},"useLogger",[559,1217,1218],{},"req.log",[559,1220,1221],{},"c.get('log')",", etc.). In Nuxt, ",[559,1224,1215],{}," is auto-imported.",[547,1227,1229],{"id":1228},"when-to-use-what","When to use what",[1231,1232,1233,1255],"table",{},[1234,1235,1236],"thead",{},[1237,1238,1239,1242,1246,1252],"tr",{},[1240,1241],"th",{},[1240,1243,1244],{},[559,1245,596],{},[1240,1247,1248,750,1250],{},[559,1249,749],{},[559,1251,753],{},[1240,1253,1254],{},"Framework middleware",[1256,1257,1258,1275,1295,1314,1329],"tbody",{},[1237,1259,1260,1266,1269,1272],{},[1261,1262,1263],"td",{},[521,1264,1265],{},"Use case",[1261,1267,1268],{},"Quick one-off events",[1261,1270,1271],{},"Scripts, jobs, workers, queues, HTTP without a framework",[1261,1273,1274],{},"API routes with a framework integration",[1237,1276,1277,1282,1285,1291],{},[1261,1278,1279],{},[521,1280,1281],{},"Context",[1261,1283,1284],{},"Single call",[1261,1286,1287,1288],{},"Accumulate with ",[559,1289,1290],{},"set()",[1261,1292,1287,1293],{},[559,1294,1290],{},[1237,1296,1297,1302,1305,1311],{},[1261,1298,1299],{},[521,1300,1301],{},"Emit",[1261,1303,1304],{},"Immediate",[1261,1306,1307,1308],{},"Manual ",[559,1309,1310],{},"emit()",[1261,1312,1313],{},"Automatic on response end",[1237,1315,1316,1320,1323,1326],{},[1261,1317,1318],{},[521,1319,56],{},[1261,1321,1322],{},"None",[1261,1324,1325],{},"You manage it",[1261,1327,1328],{},"Framework manages it",[1237,1330,1331,1336,1339,1341],{},[1261,1332,1333],{},[521,1334,1335],{},"Output",[1261,1337,1338],{},"Console + drain",[1261,1340,1338],{},[1261,1342,1343],{},"Console + drain + enrich",[590,1345,1347],{"id":1346},"by-context","By context",[1231,1349,1350,1362],{},[1234,1351,1352],{},[1237,1353,1354,1356,1359],{},[1240,1355,1281],{},[1240,1357,1358],{},"Best fit",[1240,1360,1361],{},"Why",[1256,1363,1364,1382,1397,1418,1439,1457,1481,1499,1515,1535,1550],{},[1237,1365,1366,1371,1379],{},[1261,1367,1368],{},[521,1369,1370],{},"HTTP route in Nuxt \u002F Next \u002F Hono \u002F Express \u002F …",[1261,1372,1373,1375,1376],{},[559,1374,1050],{}," via ",[539,1377,1378],{"href":211},"framework integration",[1261,1380,1381],{},"One wide event per request, auto-emitted on response end",[1237,1383,1384,1389,1394],{},[1261,1385,1386],{},[521,1387,1388],{},"HTTP handler without a framework",[1261,1390,1391],{},[559,1392,1393],{},"createRequestLogger({ method, path })",[1261,1395,1396],{},"Same shape as framework middleware, manual emit",[1237,1398,1399,1404,1415],{},[1261,1400,1401],{},[521,1402,1403],{},"CLI tool \u002F one-shot script",[1261,1405,1406,1409,1410,1412,1413],{},[559,1407,1408],{},"log.*"," for steps + ",[559,1411,749],{}," for the run summary — see ",[539,1414,275],{"href":276},[1261,1416,1417],{},"Pretty in dev, structured in CI, one summary event for the whole run",[1237,1419,1420,1425,1436],{},[1261,1421,1422],{},[521,1423,1424],{},"Published library",[1261,1426,1427,1429,1430,1433,1434],{},[559,1428,749],{}," only — never ",[559,1431,1432],{},"initLogger"," — see ",[539,1435,275],{"href":276},[1261,1437,1438],{},"Don't pollute the host app's global config or force a drain on consumers",[1237,1440,1441,1446,1454],{},[1261,1442,1443],{},[521,1444,1445],{},"Background job \u002F queue worker \u002F cron",[1261,1447,1448,1451,1452],{},[559,1449,1450],{},"createLogger({ jobId, queue })"," per invocation — see ",[539,1453,275],{"href":276},[1261,1455,1456],{},"One wide event per job run, perfect for retry analysis",[1237,1458,1459,1464,1474],{},[1261,1460,1461],{},[521,1462,1463],{},"Cloudflare Worker \u002F edge function",[1261,1465,1466,1469,1470,1433,1472],{},[559,1467,1468],{},"createWorkersLogger(req)"," or ",[559,1471,753],{},[539,1473,270],{"href":271},[1261,1475,1476,1477,1480],{},"Per-request event, no ",[559,1478,1479],{},"process"," globals required",[1237,1482,1483,1487,1496],{},[1261,1484,1485],{},[521,1486,289],{},[1261,1488,1489,1491,1492,1451,1494],{},[559,1490,1432],{}," once + ",[559,1493,749],{},[539,1495,289],{"href":290},[1261,1497,1498],{},"Cold-start init, per-event scope, drain flush in the handler",[1237,1500,1501,1506,1512],{},[1261,1502,1503],{},[521,1504,1505],{},"Batch \u002F pipeline step",[1261,1507,1508,1511],{},[559,1509,1510],{},"createLogger({ step })"," per stage",[1261,1513,1514],{},"One event per stage with inputs and outputs side by side",[1237,1516,1517,1522,1532],{},[1261,1518,1519],{},[521,1520,1521],{},"AI agent \u002F LLM call",[1261,1523,1524,1526,1527],{},[559,1525,749],{}," + ",[539,1528,1529],{"href":313},[559,1530,1531],{},"createAILogger",[1261,1533,1534],{},"Token usage, tool calls, streaming metrics on the same wide event",[1237,1536,1537,1542,1547],{},[1261,1538,1539],{},[521,1540,1541],{},"Library function called inside a request",[1261,1543,1544,1546],{},[559,1545,1050],{}," from caller, or accept a logger as argument",[1261,1548,1549],{},"Inherit the parent's request context, contribute to the same wide event",[1237,1551,1552,1557,1562],{},[1261,1553,1554],{},[521,1555,1556],{},"Shared workspace package",[1261,1558,1559,1560],{},"Treat it like a library — see ",[539,1561,275],{"href":276},[1261,1563,1564,1565,1567,1568,1570],{},"Host app owns ",[559,1566,1432],{}," \u002F drain; packages use ",[559,1569,749],{}," or accept a logger",[529,1572,1574,1575,542,1577,1579],{"color":531,"icon":1573},"i-lucide-lightbulb","None of these is an \"upgrade\" of another. Use ",[559,1576,596],{},[559,1578,749],{}," in the same file when it makes sense — they share the global drain, redaction, and types.",[547,1581,1583],{"id":1582},"shared-foundation","Shared foundation",[517,1585,1586],{},"All three modes share the same foundation:",[1588,1589,1590,1601,1609,1631,1636,1642],"ul",{},[1591,1592,1593,1596,1597,1600],"li",{},[521,1594,1595],{},"Pretty output"," in development, ",[521,1598,1599],{},"JSON"," in production (default, no configuration needed)",[1591,1602,1603,1605,1606],{},[521,1604,476],{}," to send events to Axiom, Sentry, PostHog, and more — see ",[539,1607,1608],{"href":138},"Integrate \u002F Adapters",[1591,1610,1611,1614,1615,566,1618,1037,1621,1624,1625,1630],{},[521,1612,1613],{},"Structured errors"," with ",[559,1616,1617],{},"why",[559,1619,1620],{},"fix",[559,1622,1623],{},"link",", plus optional backend-only ",[521,1626,1627],{},[559,1628,1629],{},"internal"," for logs",[1591,1632,1633,1635],{},[521,1634,61],{}," (head + tail) to control log volume in production",[1591,1637,1638,1641],{},[521,1639,1640],{},"Redaction"," that wipes secrets before they ever leave the process",[1591,1643,1644,1647],{},[521,1645,1646],{},"Zero dependencies",", ~6 kB gzip",[547,1649,1651],{"id":1650},"the-rest-of-this-section","The rest of this section",[517,1653,1654],{},"After the three modes, the rest of Learn covers the concepts that show up across every mode:",[1588,1656,1657,1678,1683,1691,1696,1709],{},[1591,1658,1659,1661,1662,566,1664,566,1666,566,1668,1670,1671,1674,1675],{},[539,1660,51],{"href":52}," — ",[559,1663,1617],{},[559,1665,1620],{},[559,1667,1623],{},[559,1669,1629],{},", and how ",[559,1672,1673],{},"createError"," differs from ",[559,1676,1677],{},"throw new Error",[1591,1679,1680,1682],{},[539,1681,76],{"href":77}," — typed error \u002F audit catalogs that survive refactors",[1591,1684,1685,1687,1688,1690],{},[539,1686,56],{"href":57}," — exactly what happens between ",[559,1689,1310],{}," and your drain",[1591,1692,1693,1695],{},[539,1694,61],{"href":62}," — keep all errors and slow requests; drop healthy noise",[1591,1697,1698,1700,1701,1704,1705,1708],{},[539,1699,71],{"href":72}," — augment ",[559,1702,1703],{},"RequestLogger"," so ",[559,1706,1707],{},"log.set"," is autocompleted",[1591,1710,1711,1713,1714,566,1717,566,1720,1723],{},[539,1712,1640],{"href":67}," — the rules that strip ",[559,1715,1716],{},"authorization",[559,1718,1719],{},"password",[559,1721,1722],{},"token",", etc. before drain",[517,1725,1726,1727,1729,1730,1735],{},"When you're done with Learn, head to ",[539,1728,124],{"href":211}," to wire evlog into your stack — or run ",[539,1731,1732],{"href":95},[559,1733,1734],{},"evlog map"," first to see which parts of your app currently have no way of telling you what went wrong.",[1737,1738,1739],"style",{},"html pre.shiki code .s7zQu, html code.shiki .s7zQu{--shiki-light:#39ADB5;--shiki-light-font-style:italic;--shiki-default:#89DDFF;--shiki-default-font-style:italic;--shiki-dark:#89DDFF;--shiki-dark-font-style:italic}html pre.shiki code .sMK4o, html code.shiki .sMK4o{--shiki-light:#39ADB5;--shiki-default:#89DDFF;--shiki-dark:#89DDFF}html pre.shiki code .sTEyZ, html code.shiki .sTEyZ{--shiki-light:#90A4AE;--shiki-default:#EEFFFF;--shiki-dark:#BABED8}html pre.shiki code .sfazB, html code.shiki .sfazB{--shiki-light:#91B859;--shiki-default:#C3E88D;--shiki-dark:#C3E88D}html pre.shiki code .s2Zo4, html code.shiki .s2Zo4{--shiki-light:#6182B8;--shiki-default:#82AAFF;--shiki-dark:#82AAFF}html pre.shiki code .swJcz, html code.shiki .swJcz{--shiki-light:#E53935;--shiki-default:#F07178;--shiki-dark:#F07178}html pre.shiki code .sbssI, html code.shiki .sbssI{--shiki-light:#F76D47;--shiki-default:#F78C6C;--shiki-dark:#F78C6C}html .light .shiki span {color: var(--shiki-light);background: var(--shiki-light-bg);font-style: var(--shiki-light-font-style);font-weight: var(--shiki-light-font-weight);text-decoration: var(--shiki-light-text-decoration);}html.light .shiki span {color: var(--shiki-light);background: var(--shiki-light-bg);font-style: var(--shiki-light-font-style);font-weight: var(--shiki-light-font-weight);text-decoration: var(--shiki-light-text-decoration);}html .default .shiki span {color: var(--shiki-default);background: var(--shiki-default-bg);font-style: var(--shiki-default-font-style);font-weight: var(--shiki-default-font-weight);text-decoration: var(--shiki-default-text-decoration);}html .shiki span {color: var(--shiki-default);background: var(--shiki-default-bg);font-style: var(--shiki-default-font-style);font-weight: var(--shiki-default-font-weight);text-decoration: var(--shiki-default-text-decoration);}html .dark .shiki span {color: var(--shiki-dark);background: var(--shiki-dark-bg);font-style: var(--shiki-dark-font-style);font-weight: var(--shiki-dark-font-weight);text-decoration: var(--shiki-dark-text-decoration);}html.dark .shiki span {color: var(--shiki-dark);background: var(--shiki-dark-bg);font-style: var(--shiki-dark-font-style);font-weight: var(--shiki-dark-font-weight);text-decoration: var(--shiki-dark-text-decoration);}html pre.shiki code .spNyl, html code.shiki .spNyl{--shiki-light:#9C3EDA;--shiki-default:#C792EA;--shiki-dark:#C792EA}html pre.shiki code .sHdIc, html code.shiki .sHdIc{--shiki-light:#90A4AE;--shiki-light-font-style:italic;--shiki-default:#EEFFFF;--shiki-default-font-style:italic;--shiki-dark:#BABED8;--shiki-dark-font-style:italic}html pre.shiki code .sfNiH, html code.shiki .sfNiH{--shiki-light:#FF5370;--shiki-default:#FF9CAC;--shiki-dark:#FF9CAC}html pre.shiki code .sHwdD, html code.shiki .sHwdD{--shiki-light:#90A4AE;--shiki-light-font-style:italic;--shiki-default:#546E7A;--shiki-default-font-style:italic;--shiki-dark:#676E95;--shiki-dark-font-style:italic}",{"title":608,"searchDepth":646,"depth":646,"links":1741},[1742,1743,1750,1753,1754],{"id":549,"depth":646,"text":550},{"id":587,"depth":646,"text":588,"children":1744},[1745,1747,1749],{"id":592,"depth":653,"text":1746},"Simple Logging (log)",{"id":745,"depth":653,"text":1748},"Wide Events (createLogger \u002F createRequestLogger)",{"id":1043,"depth":653,"text":1044},{"id":1228,"depth":646,"text":1229,"children":1751},[1752],{"id":1346,"depth":653,"text":1347},{"id":1582,"depth":646,"text":1583},{"id":1650,"depth":646,"text":1651},"The mental model — three logging modes, the wide event lifecycle, sampling, typed fields, and redaction. 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