PHP数值转换千&万&亿单位

function shuzi($num){

$len = strlen($num);//数字长度

if($len>8){

$str = floor($num * 0.0000001) * 0.1 .\”亿\”;

}elseif($len>4){

$str = floor($num * 0.001) * 0.1 .\”万\”;

}elseif($len>3){

$str = floor($num * 0.01) * 0.1 .\”千\”;

}else{

return $num;

}

return $str;

}
如图