Contents

<?php

class Triangle
{
    protected $sideA;
    protected $sideB;
    protected $sideC;

    public function __construct($sideA, $sideB, $sideC)
    {
        $this->sideA = $sideA;
        $this->sideB = $sideB;
        $this->sideC = $sideC;
    }
    
    public function kind()
    {
        if (0 == ($this->sideA + $this->sideB + $this->sideC)) {
            throw new \Exception("These sides have no values.");
        }

        $sides = [$this->sideA, $this->sideB, $this->sideC];
        sort($sides);
        if ($sides[2] >= $sides[0] + $sides[1]) {
            throw new \Exception("This violates the triangle inequality");
        }

        if ($this->sideA == $this->sideB &&
            $this->sideA == $this->sideC
        ) {
            return 'equilateral';
        }

        if ($this->sideB == $this->sideC ||
            $this->sideA == $this->sideC ||
            $this->sideA == $this->sideB
        ) {
            return 'isosceles';
        }

        return 'scalene';
    }
}

Version data entries

384 entries across 384 versions & 1 rubygems

Version	Path
trackler-2.2.1.98	tracks/php/exercises/triangle/example.php
trackler-2.2.1.97	tracks/php/exercises/triangle/example.php
trackler-2.2.1.96	tracks/php/exercises/triangle/example.php
trackler-2.2.1.95	tracks/php/exercises/triangle/example.php
trackler-2.2.1.94	tracks/php/exercises/triangle/example.php
trackler-2.2.1.93	tracks/php/exercises/triangle/example.php
trackler-2.2.1.92	tracks/php/exercises/triangle/example.php
trackler-2.2.1.91	tracks/php/exercises/triangle/example.php
trackler-2.2.1.90	tracks/php/exercises/triangle/example.php
trackler-2.2.1.89	tracks/php/exercises/triangle/example.php
trackler-2.2.1.88	tracks/php/exercises/triangle/example.php
trackler-2.2.1.87	tracks/php/exercises/triangle/example.php
trackler-2.2.1.86	tracks/php/exercises/triangle/example.php
trackler-2.2.1.85	tracks/php/exercises/triangle/example.php
trackler-2.2.1.84	tracks/php/exercises/triangle/example.php
trackler-2.2.1.83	tracks/php/exercises/triangle/example.php
trackler-2.2.1.82	tracks/php/exercises/triangle/example.php
trackler-2.2.1.81	tracks/php/exercises/triangle/example.php
trackler-2.2.1.80	tracks/php/exercises/triangle/example.php
trackler-2.2.1.79	tracks/php/exercises/triangle/example.php