时间:2021-07-01 10:21:17 帮助过:7人阅读
class getValues {
public function inputValue($inputArray) {
$this->inputArray = $inputArray;
}
public function getValue($number) {
$this->number = $number;
for($i = 0; $i < $this->number; $i ++) {
$index = rand ( 0, count ( $this->inputArray ) - 1 - $i );
$getArray [$i] = $this->inputArray [$index];
unset ( $this->inputArray [$index] );
for($k = $index; $k < count ( $this->inputArray ) - 1; $k ++) {
$this->inputArray [$k] = $this->inputArray [$k + 1];
}
}
//asort ( $getArray ); // 从小到大排序,根据需要修改
return $getArray;
}
}
//测试代码
$keywords = array(
"我们",
"你们",
"他们"
);
$getValue=new getValues();
$getValue->inputValue($keywords);
$key = $getValue->getValue(1);//从数组中随机抽取一个元素
echo $key;
?>
http://www.bkjia.com/PHPjc/326147.htmlwww.bkjia.comtruehttp://www.bkjia.com/PHPjc/326147.htmlTechArticle 代码如下:
?php class getValues { public function inputValue($inputArray) { $this-inputArray = $inputArray; } public function getValue($number) { $this-number = $nu...