<?php
$array_1 = range(1, 1.9, 0.1);
var_dump(count(array_filter($array_1, function($n) { return round($n, 1) == 1.7; })) >= 1);
$array_2 = range(0, 0.9, 0.1);
var_dump(count(array_filter($array_2, function($n) { return round($n, 1) == 0.3; })) >= 1);
var_dump(count(array_filter($array_2, function($n) { return round($n, 1) == 0.6; })) >= 1);
var_dump(count(array_filter($array_2, function($n) { return round($n, 1) == 0.7; })) >= 1);
//=>it return false;
preferences:
41.06 ms | 402 KiB | 5 Q