php中自定义函数dump查看数组信息类似var_dump_PHP教程

function dump($vars, $label = '', $return = false) { 
if (ini_get('html_errors')) { 
$content = "
\n"; 
if ($label != '') { 
$content .= "{$label} :\n"; 
} 
$content .= htmlspecialchars(print_r($vars, true)); 
$content .= "\n
\n"; 
} else { 
$content = $label . " :\n" . print_r($vars, true); 
} 
if ($return) { return $content; } 
echo $content; 
return null; 
} 


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function dump($vars, $label = '', $return = false) { if (ini_get('html_errors')) { $content...