PHP Hours to Float Conversion in PHP

Convert hours in string format to numerical value in PHP using the hoursToFloat function. Easily convert time values like 1:30 to 1.5.

```php
function hoursToFloat($hours) {
    $minutes = 0;
    if (strpos($hours, ':') !== false) {
        $exploded = explode(':', $hours);
        $hours = $exploded[0];
        $minutes = $exploded[1];
    }
    return floatval($hours) + ($minutes / 60);
}

echo hoursToFloat('38:55');
echo hoursToFloat('47:01');
```