Turn On or Off php display_errors parameter on Ubuntu (to quick turn on display PHP error messages or not).

PHPDeBugOnOff.sh

#!/bin/bash
DISPLAY_ERRORS_VAL=`grep display_errors.*=.* '/etc/php5/apache2/php.ini'`
clear
echo "Info: 目前 ${DISPLAY_ERRORS_VAL}";
echo "Info: 修改檔案需要權限, 請先輸入密碼 .."
sudo -v
if [ $? -eq 1 ]; then
	clear
	echo "Error: 未輸入正確密碼, 無法繼續執行"
	sleep 3
	exit 0
fi
clear
if  grep -q -i Off <<<${DISPLAY_ERRORS_VAL} ; then
	echo "Info: 已修改為 On";
  	sudo sed -i 's/display_errors = Off/display_errors = On/g' '/etc/php5/apache2/php.ini'
elif grep -q -i On <<<${DISPLAY_ERRORS_VAL} ; then
	echo "Info: 已修改為 Off";
  	sudo sed -i 's/display_errors = On/display_errors = Off/g' '/etc/php5/apache2/php.ini'
else
  echo "Error:  php.ini 設定值有誤！！無法完成動作."
  sleep 3
  exit
fi
echo "Info: 重啟 apache2 服務中 ..."
sudo service apache2 restart
echo "Info: 完成！！"
sleep 3