PHP Properties
<div id="cnblogs_post_body"><div class="cnblogs_code">1 class Properties{ 2 protected $props=array(); 3 protected $change=false; 4 protected $path=""; 5 public function loadfromfile($path){ 6 $path=trim($path); 7 if($path==""){ 8 return false; 9 }else{10 $this->path=$path;11 $val = file($path);12 if(false===$val){13 return false;14 }else{15 foreach($val as $v){16 list($key,$value)=explode("=",$v,2);17 if(trim($key)=="")continue;18 $this->props[$key]=$value;19 }20 }21 }22 }23 public function get($key){24 $key=trim($key);25 if($key=="")return false;26 return $this->props[$key];27 }28 public function set($key,$value){29 $key=trim($key);30 if($key=="")return false;31 $value=trim($value);32 if($this->props[$key]==$value)33 return true;34 $this->props[$key]=$value;35 $this->change=true;36 return true;37 }38 public function writeToFile($path){39 if(!isset($path)){40 if(!$this->change)41 return true;42 $path=$this->path;43 }44 $path=trim($path);45 if($path=="")return false;46 $fstr="";47 foreach($this->props as $i=>$j){48 $fstr .= $i." = ".$j."\n";49 }50 if(file_put_contents($path,$fstr,LOCK_EX)===false){51 return false;52 }else{53 return true;54 }55 }56 }
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