Variable Variables
PHP provides a way to dynamically create variable names.
Example:
for ($i = 0; $i < $MAX; $i++) {
$varname = "myVar$i";
$value = ${$varname};
print "Value of $varname = $value\n";
}
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Accesses variables called myVar0 , myVar1 , myVar2 , ...
Note: this is not the same as an array
myVar[0] , myVar[1] , myVar[2] , ...
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