嗨我在重写json时有问题，如何查看json数据 {＆＃34; 0＆＃34;：[＆＃34; 24＆＃34;＆＃34;翅＆＃34;＆＃34; 1＆＃34;＆＃34;₱7＆＃34;＆＃ 34;₱7＆＃34;]}进入数据表？ 我在这里有一个视图，它可以保存到数据库我想要的是当用户点击处理{＆＃34; 0＆＃34;：[＆＃34; 24＆＃34;，＆＃34; wings＆＃34;， ＆＃34; 1＆＃34;，＆＃34;₱7＆＃34;，＆＃34;₱7＆＃34;]}将显示在表格内，如pos页面/第一页。
我的观点（pos_view.php）
<!DOCTYPE html>
<html>
<head>
<link rel="stylesheet" type="text/css" href="<?php echo base_url('assets/bootstrap/css/bootstrap.css'); ?>">
<link rel="stylesheet" type="text/css" href="<?php echo base_url('assets/pos_style.css') ?>">
<script type="text/javascript" src="<?php echo base_url('assets/jquery.js') ?>"></script>
<script type="text/javascript" src="<?php echo base_url('assets/jquery-ui/jquery-ui.js') ?>"></script>
<script type="text/javascript">
$( document ).ready(function() {
var list = {
};
list = [];
list2 = ['maine','shar'];
list3 = ['test', 'test'];
list[0] = list2;
list[1] = list3;
console.log(list);
$("body").on('load',function autocomplete() {
$("#item").autocomplete(function(){
source: <?php echo $names ?>
});
});
$("#item").on('change paste keyup propertychange ',function() {
var item_name = $("#item").val();
var item_info = $("#right");
$.ajax ({
type : 'POST',
url : "<?php echo base_url(); ?>/get/item_info",
data : {"item_name":item_name},
datatype : 'text',
success : function(result) {
item_info.html(result);
}
});
});
$("#add").on('click', function() {
var item_name = $("#item").val();
price = $("#price").text();
quant = $("#quantity").val();
total = $("#amount_due").text().substr(1);
if( $("#item").val() !== "") {
if (quant !== "" && !isNaN(quant) ) {
$.ajax({
type : 'POST',
url : "<?php echo base_url()?>/get/cart",
data : {"price" : price, "quantity" : quant,"item_name" : item_name, "total" : total},
datatype : 'text',
success : function(result){
$('#tbl_head').after(result);
$("#quantity").val(' ');
$("#item").val(' ');
}
});
}else {
alert('Quantity Is Required And Must Be Integer');
}
}else {
alert('No Item Selected');
}
});
$('#process').on('click',function () {
var table = document.getElementById('cart');
var x = document.getElementById('cart').rows.length;
var y = document.getElementById('cart').rows[0].cells.length;
var cart_items = [];
var total = 0;
if (x === 1) {
alert('Empty Cart!');
}else {
list = [];
col_list = [];
for (row = 1; row < x; row++){
col_list = [];
total += parseInt(table.rows[row].cells[4].innerHTML.substr(1));
for (col = 0; col < y; col++){
col_list.push(table.rows[row].cells[col].innerHTML);
}
list[row-1] = col_list;
}
var obj = Object.assign({}, list);
cart_list = JSON.stringify(obj);
console.log(cart_list);
sessionStorage.setItem('cart',cart_list);
sessionStorage.setItem('total',total);
window.location = "<?php echo base_url() ?>/billing";
}
});
});
</script>
</head>
<body>
<a href="<?php echo base_url('inventory') ?>"><button style="float: right; margin-top: 6px; margin-right: 20px;" class="btn btn-primary btn-lg" >Sign Out</button></a>
<div class="main">
<div style="padding: 0 0px;">
<div class="col-sm-6">
<h3 style="float: left;">Customer Cart</h3>
</div>
</div>
<div class="clearfix"></div>
<div class="cart">
<div id="cart-tbl">
<table class="table table-striped table-hover" id="cart">
<tr id="tbl_head">
<th>Item ID</th>
<th>Item Name</th>
<th>Quantity</th>
<th>Price</th>
<th>Sub Total</th>
</tr>
</table>
</div>
</div>
<div class="input">
<div class="col-sm-6" id="left" >
<form method="POST">
<div class="col-sm-12">
<div class="form-group">
<label>Item Name</label>
<input id="item" type="text" name="item_name" placeholder="Enter Item Name" class="form-control">
</div>
</div>
<div class="col-sm-8">
<div class="form-group">
<label>Quantity</label>
<input id="quantity" type="text" name="quantity" placeholder="Enter Quantity" class="form-control">
</div>
</div>
<div class="col-sm-4" style="padding-top: 0px;">
<input style="width: 100%; margin-bottom: 5px;" id="add" type="button" name="enter" class=" btn btn-info input-lg" value="ADD TO CART">
<input style="width: 100%;" id="process" type="button" name="process" class=" btn btn-success input-lg" value="PROCESS">
</div>
</form>
</div>
<div class="col-sm-6" id="right">
<label id="name">Item Name:</label><br>
<label id="prc">Price:</label><br>
<label id="description">Description:</label><br>
</div>
<div class="col-sm-6">
<?php $total_amount = ""; ?>
<h3 id="total_amount">Total Amount Due <span id="amount_due"></span> </h3>
</div>
</div>
</div>
</body>
</html>
下一个/点击进程（billing_view）
<!DOCTYPE html>
<html>
<head>
<title>POS</title>
<link rel="stylesheet" type="text/css" href="<?php echo base_url('assets/bootstrap/css/bootstrap.css'); ?>">
<link rel="stylesheet" type="text/css" href="<?php echo base_url('assets/pos_style.css') ?>">
<script type="text/javascript" src="<?php echo base_url('assets/jquery.js') ?>"></script>
<script type="text/javascript" src="<?php echo base_url('assets/jquery-ui/jquery-ui.js') ?>"></script>
<script type="text/javascript">
$(document).ready(function() {
var total = sessionStorage.getItem('total');
var cart = sessionStorage.getItem('cart');
$('#amount_due').val('₱' +total);
$("#cart").val(cart);
$("#t").val(total);
console.log($("#cart").val());
console.log(total);
$('#payment').on('change paste keyup propertychange',function() {
payment = $("#payment").val();
if (isNaN(payment) || payment === undefined) {
$("#message").html('<div class="alert alert-danger">Please Enter Numbers Only</div>');
}
else if (parseInt(payment) < parseInt(total)) {
$("#message").html('<div class="alert alert-danger">Insufficient Amount</div>');
}else if (parseInt(payment) > parseInt(total)) {
change = parseInt(payment) - parseInt(total);
$("#message").html('<div class="alert alert-success">Good</div>');
$("#c").val(change);
$("#change").val('₱' + change);
}
});
});
</script>
</head>
<body>
<header style="margin-bottom: 40px;color: white;">
<div style="padding-left: 20px; padding-top: 2px;">
</div>
</header>
<div class="main">
<div class="col-sm-6 col-sm-offset-3">
<?php echo $this->session->flashdata('errorMessage'); ?>
<?php echo form_open('billing/complete'); ?>
<?php echo form_fieldset('<h1 class="text-info">Payment</h1>'); ?>
<div id="message">
</div>
<div class="form-group">
<label>Total Amount:</label><br>
<input id="amount_due" type="text" name="" disabled="" class="form-control input-lg">
</div>
<div class="form-group">
<label>Payment:</label><br>
<input type="text" id="payment" name="payment" placeholder="Enter Payment" class="form-control input-lg">
</div>
<div class="form-group">
<label>Change:</label><br>
<input id="change" type="text" name="" disabled="" class="form-control input-lg">
</div>
<input type="text" name="cart" id="cart">
<input type="hidden" name="change" id="c">
<input type="hidden" name="total" id="t">
<div class="form-group">
<input type="submit" name="submit" class="form-control btn btn-success input-lg">
</div>
<?php echo form_close(); ?>
</div>
</div>
</body>
</html>
控制器; get.php（控制器所在的地方
<?php
class Get extends CI_Controller {
public function __construct() {
parent::__construct();
if (!$this->session->userdata('log_in')) {
$this->session->set_flashdata('errorMessage','<div class="alert alert-danger">Login Is Required</div>');
redirect(base_url('login'));
}
}
public function item_info() {
$name = "";
$price = "";
$description = "";
$item_name = $this->input->post('item_name');
$this->load->model('ajax_model');
if ($item_info = $this->ajax_model->item_info($item_name)) {
$name = $item_info->name;
$price = $item_info->price;
$description = $item_info->description;
?>
<div class="lb">
<label id="name">Item Name : <?php echo $name ?></label>
</div>
<div class="lb">
<label id="prc">Price : ₱<span id="price"><?php echo $price ?></span></label>
</div>
<div class="lb">
<label id="description">Description : <?php echo $description ?></label>
</div>
<?php
}else {
?>
<div class="lb">
<label id="name">No Item Found</label>
</div>
<?php
}
}
public function cart() {
$item_name = $this->input->post('item_name');
$price = $this->input->post('price');
$quantity = $this->input->post('quantity');
$total = $this->input->post('total');
$this->load->model('ajax_model');
if ($item_info = $this->ajax_model->item_info($item_name)) {
$id = $item_info->id;
$sub_total = (int)substr($price,00) * (int)$quantity;
$amount_due = (int)$total + $sub_total;
$cart = [$id,$item_name,$quantity,$price,$sub_total];
$json = json_encode($cart);
echo "
<tr>
<td>$id</td>
<td>$item_name</td>
<td>$quantity</td>
<td>₱$price</td>
<td>₱$sub_total</td>
</tr>
";
echo "<script>
$('#amount_due').html('₱' +$amount_due);
</script>";
}else {
echo "
<script>
alert('No Item Found');
</script>
";
}
}
}
?>
和我的结算控制器
public function index() {
$this->load->view('billing_view');
}
public function complete() {
$cart = $this->input->post('cart');
$total = $this->input->post('total');
$payment = $this->input->post('payment');
$change = $this->input->post('change');
$this->form_validation->set_rules('payment','Payment','required');
if($this->form_validation->run() == FALSE) {
$this->session->set_flashdata('errorMessage','<div class="alert alert-danger">' . validation_errors() . '</div>');
redirect(base_url('billing'));
}else {
$data['payment'] = $payment;
$data['total'] = $total;
$data['change'] = $change;
$this->load->model('sales_model');
$insert_sales = $this->sales_model->insert_sales($cart);
if ($insert_sales) {
$this->sales_model->updateStocks($cart);
$this->load->view('complete',$data);
}
}
}