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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Console custom page for logging specific types in loops</title>
<script>
const argByType = {
string: "damp",
longstring: "damp ".repeat(10000),
number: 42,
bigint: 42n,
null: null,
undefined: undefined,
nan: NaN,
bool: true,
infinity: Infinity,
symbol: Symbol('sym'),
array: Array.from({length: 1000}, (_, i) => i),
typedarray: new Uint8Array(Array.from({length: 100000}, (_, i) => i)),
/* 10 is already large enough to trigger some slowness */
set: new Set(Array.from({length: 10}, (_, i) => i)),
/* 10 is already large enough to trigger some slowness */
map: new Map(Array.from({length: 10}, (_, i) => ["key-" + i, "value-" + i])),
get object(){
const value = {};
for (let i = 0; i < 100; i++) {
value["item-" + i] = {index: i, ...value};
}
return value;
},
node: document.body,
nodelist: document.querySelectorAll("*"),
promise: Promise.resolve(123),
get error() {
let value;
const d = () => {
value = new Error('blah', {cause: 'because of you'});
}
const c = () => d()
const b = () => c()
const a = () => b()
a();
return value;
},
document: document,
window: window,
date: new Date()
}
globalThis.doLogs = function(type, iterations) {
if (!iterations) {
throw new Error("iterations is required");
}
let arg = argByType[type];
for (let i = 0; i < iterations; i++) {
console.log(arg);
}
}
</script>
</head>
<body>
<h1>console.log in for loop for specific types</h1>
</body>
</html>