What is the significance of the error message "Using $this when not in object context" in PHP?

The error message "Using $this when not in object context" in PHP indicates that the keyword $this is being used outside of a class method where it is not allowed. To resolve this issue, make sure that $this is only used within class methods to refer to the current object instance. 

class MyClass {
    public function myMethod() {
        // Use $this within class methods
        $this->myProperty = 'value';
    }
}

$obj = new MyClass();
$obj->myMethod();

Keywords

$this object context error message PHP significance

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