Web Reference: A constant is an identifier (name) for a simple value. As the name suggests, that value cannot change during the execution of the script (except for magic constants, which aren't actually constants). Constants are like variables, except that once they are defined they cannot be changed or undefined. PHP constants can be defined with the define() function or the const keyword. A constant is simply a name that holds a single value. As its name implies, the value of a constant cannot be changed during the execution of the PHP script. To define a constant, you use the define() function. The define()function takes the constant’s name as the first argument and the constant value as the second argument. For example: By convent...
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Net Worth Profile Overview
Php Tutorial 8 Constants Net Worth 2026: Salary, Income & Wealth Net Worth & Biography
Estimated Worth: $73M - $90M
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Last Updated: April 8, 2026
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