Abstract
A constant is a variable with a value that cannot be changed in the script. Such a value must therefore be assigned at the same time as the constant is created. PHP provides two methods for creating constants: the const modifier and the define function.
Access this chapter
Tax calculation will be finalised at checkout
Purchases are for personal use only
Author information
Authors and Affiliations
Rights and permissions
Copyright information
© 2013 Mikael Olsson
About this chapter
Cite this chapter
Olsson, M. (2013). Constants. In: PHP Quick Scripting Reference. Apress, Berkeley, CA. https://doi.org/10.1007/978-1-4302-6284-8_13
Download citation
DOI: https://doi.org/10.1007/978-1-4302-6284-8_13
Published:
Publisher Name: Apress, Berkeley, CA
Print ISBN: 978-1-4302-6283-1
Online ISBN: 978-1-4302-6284-8
eBook Packages: Professional and Applied ComputingProfessional and Applied Computing (R0)Apress Access Books