解析錯誤

Question

$labels = (
     'steam' => 'Steam', 
     'bore_water' => 'Bore Water', 
     'boiler1oil' => 'Boiler 1 Oil', 
    ); 

Parse error: syntax error, unexpected T_DOUBLE_ARROW on line 32: 'steam' => 'Steam',

任何人都可以發現這個問題？

Answer 1

$labels = array(
    'steam' => 'Steam', 
    'bore_water' => 'Bore Water', 
    'boiler1oil' => 'Boiler 1 Oil', 
); 

Answer 2

你缺少array：

$labels = array(
    'steam' => 'Steam', 
    'bore_water' => 'Bore Water', 
    'boiler1oil' => 'Boiler 1 Oil', 
);