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@ -17,14 +17,15 @@ namespace yii\util;
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* recursive display of some peculiar variables. |
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* |
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* VarDumper can be used as follows, |
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* <pre> |
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* |
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* ~~~ |
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* VarDumper::dump($var); |
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* </pre> |
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* ~~~ |
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* |
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* @author Qiang Xue <qiang.xue@gmail.com> |
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* @since 2.0 |
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*/ |
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class VarDumper |
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class CVarDumper |
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{ |
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private static $_objects; |
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private static $_output; |
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@ -38,9 +39,9 @@ class VarDumper
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* @param integer $depth maximum depth that the dumper should go into the variable. Defaults to 10. |
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* @param boolean $highlight whether the result should be syntax-highlighted |
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*/ |
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public static function dump($var,$depth=10,$highlight=false) |
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public static function dump($var, $depth = 10, $highlight = false) |
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{ |
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echo self::dumpAsString($var,$depth,$highlight); |
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echo self::dumpAsString($var, $depth, $highlight); |
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} |
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/** |
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@ -52,16 +53,15 @@ class VarDumper
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* @param boolean $highlight whether the result should be syntax-highlighted |
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* @return string the string representation of the variable |
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*/ |
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public static function dumpAsString($var,$depth=10,$highlight=false) |
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public static function dumpAsString($var, $depth = 10, $highlight = false) |
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{ |
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self::$_output=''; |
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self::$_objects=array(); |
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self::$_depth=$depth; |
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self::dumpInternal($var,0); |
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if($highlight) |
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{ |
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$result=highlight_string("<?php\n".self::$_output,true);
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self::$_output=preg_replace('/<\\?php<br \\/>/','',$result,1); |
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self::$_output = ''; |
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self::$_objects = array(); |
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self::$_depth = $depth; |
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self::dumpInternal($var, 0); |
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if ($highlight) { |
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$result = highlight_string("<?php\n" . self::$_output, true);
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self::$_output = preg_replace('/<\\?php<br \\/>/', '', $result, 1); |
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} |
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return self::$_output; |
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} |
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@ -70,73 +70,65 @@ class VarDumper
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* @param mixed $var variable to be dumped |
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* @param integer $level depth level |
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*/ |
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private static function dumpInternal($var,$level) |
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private static function dumpInternal($var, $level) |
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{ |
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switch(gettype($var)) |
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{ |
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switch (gettype($var)) { |
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case 'boolean': |
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self::$_output.=$var?'true':'false'; |
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self::$_output .= $var ? 'true' : 'false'; |
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break; |
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case 'integer': |
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self::$_output.="$var"; |
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self::$_output .= "$var"; |
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break; |
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case 'double': |
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self::$_output.="$var"; |
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self::$_output .= "$var"; |
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break; |
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case 'string': |
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self::$_output.="'".addslashes($var)."'"; |
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self::$_output .= "'" . addslashes($var) . "'"; |
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break; |
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case 'resource': |
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self::$_output.='{resource}'; |
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self::$_output .= '{resource}'; |
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break; |
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case 'NULL': |
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self::$_output.="null"; |
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self::$_output .= "null"; |
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break; |
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case 'unknown type': |
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self::$_output.='{unknown}'; |
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self::$_output .= '{unknown}'; |
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break; |
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case 'array': |
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if(self::$_depth<=$level) |
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self::$_output.='array(...)'; |
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else if(empty($var)) |
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self::$_output.='array()'; |
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else |
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{ |
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$keys=array_keys($var); |
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$spaces=str_repeat(' ',$level*4); |
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self::$_output.="array\n".$spaces.'('; |
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foreach($keys as $key) |
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{ |
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if(gettype($key)=='integer') |
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$key2=$key; |
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else |
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$key2="'".str_replace("'","\\'",$key)."'"; |
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self::$_output.="\n".$spaces." $key2 => "; |
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self::$_output.=self::dumpInternal($var[$key],$level+1); |
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if (self::$_depth <= $level) { |
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self::$_output .= 'array(...)'; |
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} elseif (empty($var)) { |
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self::$_output .= 'array()'; |
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} else { |
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$keys = array_keys($var); |
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$spaces = str_repeat(' ', $level * 4); |
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self::$_output .= "array\n" . $spaces . '('; |
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foreach ($keys as $key) { |
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self::$_output .= "\n" . $spaces . ' '; |
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self::dumpInternal($key, 0); |
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self::$_output .= ' => '; |
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self::dumpInternal($var[$key], $level + 1); |
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} |
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self::$_output.="\n".$spaces.')'; |
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self::$_output .= "\n" . $spaces . ')'; |
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} |
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break; |
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case 'object': |
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if(($id=array_search($var,self::$_objects,true))!==false) |
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self::$_output.=get_class($var).'#'.($id+1).'(...)'; |
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else if(self::$_depth<=$level) |
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self::$_output.=get_class($var).'(...)'; |
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else |
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{ |
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$id=array_push(self::$_objects,$var); |
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$className=get_class($var); |
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$members=(array)$var; |
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$spaces=str_repeat(' ',$level*4); |
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self::$_output.="$className#$id\n".$spaces.'('; |
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foreach($members as $key=>$value) |
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{ |
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$keyDisplay=strtr(trim($key),array("\0"=>':')); |
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self::$_output.="\n".$spaces." [$keyDisplay] => "; |
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self::$_output.=self::dumpInternal($value,$level+1); |
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if (($id = array_search($var, self::$_objects, true)) !== false) { |
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self::$_output .= get_class($var) . '#' . ($id + 1) . '(...)'; |
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} elseif (self::$_depth <= $level) { |
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self::$_output .= get_class($var) . '(...)'; |
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} else { |
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$id = self::$_objects[] = $var; |
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$className = get_class($var); |
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$members = (array)$var; |
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$spaces = str_repeat(' ', $level * 4); |
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self::$_output .= "$className#$id\n" . $spaces . '('; |
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foreach ($members as $key => $value) { |
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$keyDisplay = strtr(trim($key), array("\0" => ':')); |
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self::$_output .= "\n" . $spaces . " [$keyDisplay] => "; |
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self::dumpInternal($value, $level + 1); |
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} |
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self::$_output.="\n".$spaces.')'; |
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self::$_output .= "\n" . $spaces . ')'; |
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} |
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break; |
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} |
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