Supported Versions: PHP 5 >= 5.3.0, PHP 7, PHP 8
Parse a CSV string into an array
<?php str_getcsv(    string $string,    string $separator = ",",    string $enclosure = "\"",    string $escape = "\\"): array
<?php     protected static function parseParameters($rule, $parameter)

    {

        return static::ruleIsRegex($rule) ? [$parameter] : str_getcsv($parameter);

    }
<?php         $rule->ignore('Taylor, Otwell"\'..-"', 'id_column');

        $rule->where('foo', 'bar');

        $this->assertSame('unique:table,column,"Taylor, Otwell\"\\\'..-\"",id_column,foo,"bar"', (string) $rule);

        $this->assertSame('Taylor, Otwell"\'..-"', stripslashes(str_getcsv('table,column,"Taylor, Otwell\"\\\'..-\"",id_column,foo,"bar"')[2]));

        $this->assertSame('id_column', stripslashes(str_getcsv('table,column,"Taylor, Otwell\"\\\'..-\"",id_column,foo,"bar"')[3]));



        $rule = new Unique('table', 'column');
<?php         $rule->where('foo', 'bar');

        $this->assertSame('unique:table,column,"Taylor, Otwell\"\\\'..-\"",id_column,foo,"bar"', (string) $rule);

        $this->assertSame('Taylor, Otwell"\'..-"', stripslashes(str_getcsv('table,column,"Taylor, Otwell\"\\\'..-\"",id_column,foo,"bar"')[2]));

        $this->assertSame('id_column', stripslashes(str_getcsv('table,column,"Taylor, Otwell\"\\\'..-\"",id_column,foo,"bar"')[3]));



        $rule = new Unique('table', 'column');

        $rule->ignore(null, 'id_column');