XDebug 3 config for on-demand step debugging

xdebug.ini

xdebug.mode=debug
xdebug.start_with_request=trigger
xdebug.trigger_value=killdabugs
xdebug.log=/usr/local/var/log/xdebug.log

zshrc

function phpdebug() {
  #export XDEBUG_MODE=debug
  export XDEBUG_SESSION=killdabugs
  export XDEBUG_TRIGGER=killdabugs
  #export XDEBUG_CONFIG="discover_client_host=1 client_host=127.0.0.1"

  php $1

  #unset XDEBUG_MODE
  unset XDEBUG_SESSION
  unset XDEBUG_TRIGGER
  #unset XDEBUG_CONFIG
}