使用faker\Factory生成考试题库逻辑
public function faker()
{
$faker = Factory::create();
$abc = 'ABCDEFG';
for ($i = 0; $i < 500; $i++) {
$question = new Qbank();
$type = rand(1, 5);
$qbank = rand(1, 6);
$question->qbank = $qbank;
$question->content = $faker->sentence;
$question->qtype=$type;
$qans=array();
switch ($type) {
case 1:
$qnum = rand(3, 6);
for ($i = 0; $i < $qnum; $i++) {
$qans[$abc[$i]] = $faker->sentence;
}
$qas = array_rand($qans, 1);
$qa = $qas;
$qans = json_encode($qans);
break;
case 2:
$qnum = rand(3, 6);
for ($i = 0; $i < $qnum; $i++) {
$qans[$abc[$i]] = $faker->sentence;
}
$qas = array_rand($qans, rand(2, $qnum));
$qa = '';
foreach ($qas as $q) {
$qa .= $q;
}
$qans = json_encode($qans);
break;
case 3:
$qnum = '2';
$qans['A']='正确';
$qans['B']='错误';
$qa=rand(0,1);
$qa=$abc[$qa];
$qans=json_encode($qans);
break;
case 4:
$qnum = rand(1, 6);
$qa='';
for($i=0;$i<$qnum;$i++){
$qa.=$faker->word.',';
}
$qa=substr($qa,0,strlen($qa)-1);
break;
case 5:
$qnum = null;
$qa='';
break;
}
$question->qnum = $qnum;
$question->qans=$qans;
$question->qa=$qa;
$question->save();
echo $i;
}
}

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