Constant Expression
A constant expression is an expression built with others constants and a limited subset of PHP operators. They can be used as a value for constants of default values.
<?php
const A = 1;
const B = A + 1;
?>
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A constant expression is an expression built with others constants and a limited subset of PHP operators. They can be used as a value for constants of default values.
<?php
const A = 1;
const B = A + 1;
?>