What does the error "unexpected T_ARRAY, expecting T_STRING or T_VARIABLE" indicate in PHP?

The error "unexpected T_ARRAY, expecting T_STRING or T_VARIABLE" in PHP indicates that an array declaration was found where a string or variable was expected. To solve this issue, check the code for any misplaced array declarations and ensure that strings or variables are used in the correct context.

// Incorrect code causing the error
$array = ['item1', 'item2', 'item3'];

// Corrected code
$string = 'item1';
$variable = 'item2';
$variable2 = 'item3';