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PHP MAGIC CONSTANTS

PHP has large number of predefined constants.
This HOWTO will present the seven most important, most practical and most useful PHP Magic

Constants.
  • FILE – The full path and filename of the file.
  • DIR – The directory of the file.
  • FUNCTION – The function name.
  • CLASS – The class name.
  • METHOD – The class method name.
  • LINE – The current line number of the file.
  • NAMESPACE – The name of the current namespace
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