Code Inspection: 'foreach' variable overwrites already defined variable
Reports the keys and values in
foreach loops that are assigned a non-primitive value before the
foreach loop and are accessed after it. Such usages may unwillingly overwrite an already defined value and cause latent bugs.
In the following example, the
$value variable is initially assigned the result of calling
foo(). When iterating over the
myArr array, the value of the current element is assigned to and overwrites
$value on each iteration. To avoid potential bugs, a new
$val variable is used inside the
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