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shared rng function

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This commit is contained in:
Chris Wanstrath 2025-09-27 19:00:52 -07:00
parent 5fb3b0333d
commit 557e2a8a8d
1 changed files with 13 additions and 0 deletions
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13
app/src/shared/utils.ts
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@ -6,4 +6,17 @@ export function countChar(str: string, char: string): number {
// Generate a 6 character random ID // Generate a 6 character random ID
export function randomId(): string { export function randomId(): string {
return Math.random().toString(36).slice(7) return Math.random().toString(36).slice(7)
}
// rng(1, 5) #=> result can be 1 2 3 4 or 5
// rng(2) #=> result can be 1 or 2
export function rng(min: number, max = 0) {
if (max === 0) {
max = min
min = 1
}
min = Math.ceil(min)
max = Math.floor(max)
return Math.floor(Math.random() * (max - min + 1)) + min
} }