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7th Gear (v3.57.2) edition

Rule no_short_bool_cast

Short cast bool using double exclamation mark should not be used.

Examples

Example #1

--- Original
+++ New
 <?php
-$a = !!$b;
+$a = (bool)$b;

Rule sets

The rule is part of the following rule sets:

References

The test class defines officially supported behaviour. Each test case is a part of our backward compatibility promise.