Online PHP editor | rfc for nvjDq

@ 2020-01-08T08:04:23Z

<?php

$timeslot = [];
$timeslot[] = '07:00-08:00';
$timeslot[] = '07:15-07:30';
$timeslot[] = '07:30-08:30'; 
$timeslot[] = '10:45-11:45';

$min_time = -1;
$max_time = -1;
$total_minutes = 0;

foreach($timeslot as $slot){
    list($start_time,$end_time) = explode("-",$slot);
    
    $start_time = explode(":",$start_time);
    $start_time = intval($start_time[0]) * 60 + intval($start_time[1]); // converting to minutes
    $end_time = explode(":",$end_time);
    $end_time = intval($end_time[0]) * 60 + intval($end_time[1]);// converting to minutes
    
    
    if($min_time == -1){// or max time for that matter (just basic initialization of these 2 variables)
        $min_time = $start_time;
        $max_time = $end_time;
        $total_minutes += $max_time - $min_time;
    }else{
        if($start_time >= $max_time) $total_minutes += $end_time - $start_time;
        else if($start_time < $max_time && $end_time > $max_time) $total_minutes += $end_time - $max_time;
        
        $min_time = min($min_time,$start_time);
        $max_time = max($max_time,$end_time);
    } 
}

echo intval($total_minutes / 60),":",($total_minutes % 60)," hrs";

Output for git.master, git.master_jit, rfc.property-hooks: 2:30 hrs

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2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

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