i have 3 options, , have happen in particular ratio. out of 10 times, ratio:
- 8x option 1
- 1x option 2
- 1x option 3
right have following:
if (rand(8,10)) { option1(); } elseif (rand(1,10)) { option2(); } elseif (rand(1,10)) { option3(); }
but gets option 1 way more 8 times. option 2 never occurs , option 3 rarely.
so, correct way achieve this?
try this.
$roll = rand(1,10); if ($roll == 1) { option2(); } elseif ($roll == 2) { option3(); } else { option1(); }
if random number 1 (10% of time), option 2.
if random number 2 (10% of time), option 3.
if random number else (80% of time), option 1.
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