Code Duplication    Length = 11-12 lines in 2 locations

src/DayOf.php 2 locations

@@ 88-98 (lines=11) @@
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   * @since Sept, 14 2015
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   * @return integer
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   */
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  protected function persian_day_of_week() {
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    $this->day = str_replace( $this->config['week_days_name']['english'], $this->config['week_days_name']['persian'], $this->day);
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    foreach ( $this->config['week_days_name']['persian'] as $key => $value ) {
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      if( $value == $this->day ) return $key += 1;
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    }
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  }
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    /**
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   * @since Sept, 14 2015
@@ 104-115 (lines=12) @@
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   * @since Sept, 14 2015
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   * @return integer
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   */
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  protected function islamic_day_of_week() {
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    $this->day = str_replace( $this->config['week_days_name']['english'], $this->config['week_days_name']['islamic'][$this->geregorian_DayofWeek], $this->day);
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    foreach ( $this->config['week_days_name']['islamic'] as $key => $value ) {
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      if( $value == $this->day ) return $key += 1;
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    }
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  }
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}