display Progress (PHP ver.)

Progress.php

<?php 

class Progress{

	private $max;
	private $value;
	private $length = 10;
	private $style = "=";

	/*
		@arg1 進度條初始值
		@arg2 進度條最大值
	*/
	function __construct($val=0,$max=100){

		$this->value = $val;
		$this->max = $max;

	}


	/*
		@arg1 設定進度條最大方塊數
		#

	*/
	public function setStyle($len=10,$style="="){
		$this->length = $len;
		$this->style = $style;
	}


	/*
		更新進度條，並畫在介面
	*/
	public function upgrade($val){
		$this->value = $val;
		$this->render();
	}

	/*
		結束進度條
	*/
	public function done(){
		echo "\n";
	}

	/*
		畫出進度條
	*/
	private function render(){

		if($this->value>$this->max) $this->value = $this->max;

		

		$persent = $this->getPersent();
		$fill_num = $this->getLength();
		$space_num = $this->length - $fill_num;

		$pgs = "|";
		for ($i=0; $i < $fill_num ; $i++)  $pgs .= $this->style;
		for ($i=0; $i < $space_num; $i++)  $pgs .= " ";
		$pgs .= "| ".$persent."% \r";

		echo $pgs;
	}


	/* 
		換算應該要畫幾個格子
	*/
	private function getLength(){
		return floor($this->value/($this->max/$this->length));
	}


	/*
		換算多少 %
	*/
	private function getPersent(){
		return round(($this->value*100)/$this->max);
	}


}

 ?>

使用方式

引入

include_once 'Progress.php';

Basic

$pgs = new Progress(0,100);

for ($i=0; $i <= 100 ; $i+=10) { 
    $pgs->upgrade($i);
    sleep(1);
}

$pgs->done();

自訂長度,樣式

$pgs = new Progress(0,100); //(初始值,最大值)
$pgs->setStyle(20,"●"); //(進度條長度,使用樣式)

// 使用進度條樣式時，要注意編碼問題

Demo