php Programming


<html lang="es">
<head>
 <title> Tarea Unidad 3 - SENA </title>
 <meta http-equiv="Content-Type"
      content="text/html; charset=ISO-8859-1" />
    </head>
   <style>
     table, th, td {  border: 2px solid blueviolet;  }
    </style>
    <body>
        <h4> Elaborado por Luis A. Sanchez </h4>
        <h3> CALCULADORA SENA MARZO - 2019</h3>
         <h4>A = Adicion  R = Resta    M = Multiplicacion </h4>
         <h4>L = Limpiar  D = Dividir  I = Igual </h4>
                 
<?php
$buttons1=[1,2,3,'+',4,5,6,'-',7,8,9,'*',0,'.','C','/','='];
$buttons2=[1,2,3,'A',4,5,6,'R',7,8,9,'M',0,'.','L','D','I'];
$Presionado='';
$Presionado1='';
if(isset($_POST['Presionado']) && in_array($_POST['Presionado'],$buttons2))
         {  $Presionado=$_POST['Presionado'];
            if     ($_POST['Presionado'] =="A") {$Presionado1='+';}
            elseif ($_POST['Presionado'] =="R") {$Presionado1='-';}
            elseif ($_POST['Presionado'] =="M") {$Presionado1='*';}
            elseif ($_POST['Presionado'] =="D") {$Presionado1='/';}
            elseif ($_POST['Presionado'] =="L") {$Presionado1='C';}
            elseif ($_POST['Presionado'] =="I") {$Presionado1='=';}
            else { $Presionado1=$_POST['Presionado']; }
           }

$Guardado='';
if(isset($_POST['Guardado']) && preg_match('~^(?:[\d.]+[*/+-]?)+$~',$_POST['Guardado'],$out))
         { $Guardado=$out[0];  }
$display=$Guardado.$Presionado1;
if(($Presionado=='C')||($Presionado=='L')){   $display=''; }
elseif(($Presionado=='=')||($Presionado=='I') && preg_match('~^\d*\.?\d+(?:[*/+-]\d*\.?\d+)*$~',$Guardado))
       { $display.=eval("return $Guardado;"); }
  
echo "<form action=\"\" method=\"POST\">";
echo "<table style=\"width:400px;border:solid thick black;\">";
echo "<tr>";
echo "<td colspan=\"10\">$display</td>";
echo "</tr>";
foreach(array_chunk($buttons2,4) as $chunk){
echo "<tr>";
foreach($chunk as $button){
echo "<td",(sizeof($chunk)!=10?" colspan=\"7\"":""),">"
        . "<button name=\"Presionado\" value=\"$button\">$button</button></td>";
                }
echo "</tr>";   }
echo "</table>"; echo "<input type=\"hidden\" name=\"Guardado\" value=\"$display\">";
echo "</form>";
?>
</body>
</html>


======================================

<!DOCTYPE html>
<!--
To change this license header, choose License Headers in Project Properties.
To change this template file, choose Tools | Templates
and open the template in the editor.
-->
<html>
    <head>
        <title> Tarea Unidad 4 - SENA </title>
 <meta http-equiv="Content-Type" 
      content="text/html; charset=ISO-8859-1" />
 </head>
 <style>
     table, th, td {  border: 2px solid blueviolet;  }
  </style>
 <body>
  <h4> Elaborado por Luis A. Sanchez </h4>
  <h3> SISTEMA DE RESERVA DE SILLAS - 2019</h3>
  <h4>L=Libre  V=Vendido  R=Reservado </h4>
  <h2>  =======================================</h2>      
</head>
<body>
 <?php
  $S=0;$display=''; $Cambio=False;$i=0;
 if ($S==0){ 
  $SillaNum=['F/C',1,2,3,4,5,1,'L','L','L','V','L',2,'L','L','R','L','L',3,'L','L','L','V','L',4,'L','L','L','L','L',5,'L','L','R','L','L'];
   $S=1; }
 
if (($S==1)|| ($Cambio==True))  {  $display=''; 
$Presionado; $Possilla=0;$Guardado='';$display='';
echo "<form action=\"\" method=\"POST\">";
echo "<table style=\"width:400px;border:solid thick black;\">";
echo "<tr>"; echo "</tr>"; 
foreach(array_chunk($SillaNum,6) as $chunk){ echo "<tr>";
foreach($chunk as $button){echo "<td",(sizeof($chunk)!=25?" colspan=\"7\"":""),">"
 . "<button name=\"Presionado\" value=\"$button\">$button</button></td>"; }
echo "</tr>"; } echo "</table>"; 
//echo "<input type=\"hidden\" name=\"Guardado\" value=\"$display\">";
echo "</form>";  $S=2;
  }

if (isset($_POST['submit'])) {
   foreach ($_POST['Sillafila'] as $Sillafila);
   foreach ($_POST['Sillacolumna'] as $Sillacolumna);
   $Transaccion = $_POST ['Transaccion'];
   $Possilla = ($Sillafila)*6 + ($Sillacolumna);
   $Estado = $SillaNum[$Possilla];
   echo "=================================";echo "<br>";
   echo "RESULTADOS DEL SISTEMA DE RESERVA" ; echo "<br>";
   echo "Localizacion Silla : " ; 
   echo "  Fila:  ".$Sillafila;echo " - - - - " ;
   echo "  Columna:  ".$Sillacolumna;echo "        " ;echo "<br>";
   if ($Estado =="L") {echo "Estado Actual:  ".$Estado ." = Libre";}
   elseif ($Estado =="R") { echo "Estado Actual:  ".$Estado ." = Reservado";}
   else {echo "Estado Actual:  ".$Estado ." = Vendido";} echo "<br>";   
   echo "Silla Num:  " .$Possilla; echo "        " ;echo "<br>";
   echo "=================================";echo "<br>";
   echo "EVALUACION DE LA SOLICITUD  : " ; echo "<br>";
   echo " Transaccion requerida:  ". $_POST['Transaccion'];echo "<br>"; 
   if($Transaccion == "L"){ echo "Estado Solicitado:  ".$Transaccion ." = Libre";}
   elseif ($Transaccion =="R") { echo "Estado Actual:  ".$Transaccion ." = Reservado";}
   elseif ($Transaccion =="P") { echo "Estado Actual:  ".$Transaccion ." = Comprar";} 
   else {echo "Estado Actual:  ".$Transaccion ." = Cancelar Reservacion";} echo "<br>"; 
   echo "=================================";echo "<br>";
   echo "RESULTADO  : " ; echo "<br>";  
   if ($Transaccion == "L"){
       if ($Estado =="L") { echo "Silla Libre - Haga transaccion apropiada " ; echo "<br>";}
       elseif($Estado =="R") {echo "Silla Reservada - Busque otra disponible " ; echo "<br>";}
       else {echo "Silla Vendida - Busque otra disponible " ; echo "<br>";}
        }
    if ($Transaccion == "R"){
        if ($Estado =="L") { echo "Silla Reservada para UD - Congratulations " ; echo "<br>";
       $SillaNum[$Possilla]='R'; $Cambio = True;       }
       
       elseif($Estado =="R") {echo "Silla Ya Reservada - Busque otra disponible " ; echo "<br>";}
       else {echo "Silla Vendida - Busque otra disponible " ; echo "<br>";}
        }    
     if ($Transaccion == "P"){
        if ($Estado =="L") { echo "Silla Comprada para UD - Congratulations " ; echo "<br>";
       $SillaNum[$Possilla]='V';  $Cambio = True; }
       elseif($Estado =="R") {echo "Silla Ya Reservada - Busque otra disponible " ; echo "<br>";}
       else {echo "Silla Vendida - Busque otra disponible " ; echo "<br>";}
        }    
      if ($Transaccion == "C"){
       if ($Estado =="L") { echo "Silla Libre - Haga transaccion apropiada " ; echo "<br>"; }
       elseif($Estado =="R") {echo "Acepta Cancelacion Ya Reservada  " ; echo "<br>";
       $SillaNum[$Possilla]='L';  $Cambio = True; 
       } else {echo "Silla YA Vendida - No Puede Cancelar - Sorry " ; echo "<br>";}
        }  
               
  }
   if ($Cambio==True){
  $SillaNum= $SillaNum;  
  echo "<form action=\"\" method=\"POST\">";
  echo "<table style=\"width:400px;border:solid thick black;\">";
  echo "<tr>"; echo "</tr>"; 
  foreach(array_chunk($SillaNum,6) as $chunk){ echo "<tr>";
  foreach($chunk as $button){echo "<td",(sizeof($chunk)!=25?" colspan=\"7\"":""),">"
  . "<button name=\"Presionado\" value=\"$button\">$button</button></td>"; }
  echo "</tr>"; } echo "</table>"; 
 echo "<input type=\"hidden\" name=\"Guardado\" value=\"$display\">";
 echo "</form>";
 $Cambio=false;
   }
 ?>
  
<form action="#" method="post">
<form class="form-inline" action="/action_page.php">
<h2>  =================== </h2> 
<label for='Sillafila'>Seleccione Silla fila:</label><br>
<select name="Sillafila[]" > 
<option value="1">1</option> 
<option value="2">2</option> 
<option value="3">3</option>
<option value="4">4</option> 
<option value="5">5</option>
</select>
<h2>                       </h2>
<label for='Sillacolumna'>Seleccione Silla Columna:</label><br>
<form action="#" method="post">
<select name="Sillacolumna[]" > 
<option value="1">1</option> 
<option value="2">2</option> 
<option value="3">3</option>
<option value="4">4</option> 
<option value="5">5</option>

</select>
<h2>  =================== </h2>  
<h4> Seleccione la transaccion </h4>
<form action="#" method="post"> 
<input class="radio" type="radio" name="Transaccion" value="L">Libre </td>
<input class="radio" type="radio" name="Transaccion" value="R">Reservar <td>
<input class="radio" type="radio" name="Transaccion" value="P">Comprar<td>
<input class="radio" type="radio" name="Transaccion" value="C">Cancelar Reserva<td>   
<h2>  =================== </h2> 
<input type="submit" name="submit" value="Enviar">
<h2>  =================== </h2> 
</form>        
</body>
</html>

======================================================

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