1 <?php 2 session_start(); 3 $jieguo=""; 4 5 if(isset($_POST['button'])){ 6 $jieguo=$_POST['button']; 7 $_SESSION['jg']=$_SESSION['jg'].$jieguo; 8 } 9 if(isset($_POST['button1'])){ 10 $jieguo=$_POST['button1']; 11 $_SESSION['jg']=$_SESSION['jg'].$jieguo; 12 } 13 if(isset($_POST['button2'])){ 14 $jieguo=$_POST['button2']; 15 $_SESSION['jg']=$_SESSION['jg'].$jieguo; 16 } 17 if(isset($_POST['button3'])){ 18 $jieguo=$_POST['button3']; 19 $_SESSION['jg']=$_SESSION['jg'].$jieguo; 20 } 21 if(isset($_POST['button4'])){ 22 $jieguo=$_POST['button4']; 23 $_SESSION['jg']=$_SESSION['jg'].$jieguo; 24 } 25 if(isset($_POST['button5'])){ 26 $jieguo=$_POST['button5']; 27 $_SESSION['jg']=$_SESSION['jg'].$jieguo; 28 } 29 if(isset($_POST['button6'])){ 30 $jieguo=$_POST['button6']; 31 $_SESSION['jg']=$_SESSION['jg'].$jieguo; 32 } 33 if(isset($_POST['button7'])){ 34 $jieguo=$_POST['button7']; 35 $_SESSION['jg']=$_SESSION['jg'].$jieguo; 36 } 37 if(isset($_POST['button8'])){ 38 $jieguo=$_POST['button8']; 39 $_SESSION['jg']=$_SESSION['jg'].$jieguo; 40 } 41 if(isset($_POST['button9'])){ 42 $jieguo=$_POST['button9']; 43 $_SESSION['jg']=$_SESSION['jg'].$jieguo; 44 } 45 if(isset($_POST['button14'])){ 46 $jieguo=$_POST['button14']; 47 $_SESSION['jg']=$_SESSION['jg'].$jieguo; 48 } 49 if(isset($_POST['button16'])){ 50 //$jieguo=$_POST['button']; 51 $_SESSION['jg']=""; 52 } 53 54 if(isset($_POST['button10'])){ 55 //$jieguo=$_POST['button']; 56 $_SESSION['jg2']=$_SESSION['jg']; 57 $_SESSION['jg']=""; 58 $_SESSION['ysf']="+"; 59 } 60 if(isset($_POST['button11'])){ 61 //$jieguo=$_POST['button']; 62 $_SESSION['jg2']=$_SESSION['jg']; 63 $_SESSION['jg']=""; 64 $_SESSION['ysf']="-"; 65 } 66 if(isset($_POST['button12'])){ 67 //$jieguo=$_POST['button']; 68 $_SESSION['jg2']=$_SESSION['jg']; 69 $_SESSION['jg']=""; 70 $_SESSION['ysf']="*"; 71 } 72 if(isset($_POST['button13'])){ 73 //$jieguo=$_POST['button']; 74 $_SESSION['jg2']=$_SESSION['jg']; 75 $_SESSION['jg']=""; 76 $_SESSION['ysf']="/"; 77 } 78 if(isset($_POST['button15'])){ 79 //$jieguo=$_POST['button']; 80 $_SESSION['jg1']=$_SESSION['jg']; 81 $_SESSION['jg']=""; 82 switch($_SESSION['ysf']){ 83 case "+": 84 $_SESSION['jg']=strval($_SESSION['jg2'])+strval($_SESSION['jg1']); 85 break; 86 case "-": 87 $_SESSION['jg']=strval($_SESSION['jg2'])-strval($_SESSION['jg1']); 88 break; 89 case "*": 90 $_SESSION['jg']=strval($_SESSION['jg2'])*strval($_SESSION['jg1']); 91 break; 92 case "/": 93 if($_SESSION['jg1']==0){ 94 echo "。。。。。。。。。。。。。。。。。被除数不能为零。。。。。。。。。。。。"; 95 }else{ 96 $_SESSION['jg']=strval($_SESSION['jg2'])/strval($_SESSION['jg1']); 97 break; 98 } 99 100 } 101 } 102 103 ?> 104 <body> 105 <form id="form1" name="form1" method="post" action="jsq.php"> 106 <table width="200" border="1"> 107 <tr> 108 <td colspan="4"><label for="textfield"></label> 109 <input type="text" name="textfield" id="textfield" style="font-size:35px;" value="<?php echo $_SESSION['jg'];?>"/></td> 110 </tr> 111 <tr> 112 <td><input type="submit" name="button7" id="button7" value="7" style="font-size: 35px; 50px;" /> 113 </td> 114 <td><input type="submit" name="button8" id="button8" value="8" style="font-size:35px; 50px;" /></td> 115 <td><input type="submit" name="button9" id="button9" value="9" style="font-size:35px ; 50px;" /></td> 116 <td><input type="submit" name="button13" id="button13" value="/" style="font-size:35px; 50px;" /></td> 117 </tr> 118 <tr> 119 <td> <input type="submit" name="button4" id="button4" value="4" style="font-size: 35px; 50px;" /></td> 120 <td> <input type="submit" name="button5" id="button5" value="5" style="font-size: 35px; 50px;" /></td> 121 <td> <input type="submit" name="button6" id="button6" value="6" style="font-size:35px ; 50px;" /></td> 122 <td><input type="submit" name="button12" id="button12" value="*" style="font-size:35px; 50px;" /></td> 123 </tr> 124 <tr> 125 <td><input type="submit" name="button1" id="button1" value="1" style="font-size:35px; 50px;" /></td> 126 <td><input type="submit" name="button2" id="button2" value="2" style="font-size:35px; 50px;" /></td> 127 <td><input type="submit" name="button3" id="button3" value="3" style="font-size:35px; 50px;" /></td> 128 <td><input type="submit" name="button10" id="button10" value="+" style="font-size:35px; 50px;" /></td> 129 </tr> 130 <tr> 131 <td><input type="submit" name="button" id="button" value="0" style="font-size:35px; 50px;" /></td> 132 <td><input type="submit" name="button14" id="button14" value="." style="font-size:35px; 50px;" /></td> 133 <td><input type="submit" name="button11" id="button11" value="-" style="font-size:35px; 50px;" /></td> 134 <td><input type="submit" name="button15" id="button15" value="=" style="font-size:35px; 50px;" /></td> 135 </tr> 136 <tr> 137 <td colspan="4"><input type="submit" name="button16" id="button16" value="清空" style="font-size:35px; 100%;" /></td> 138 </tr> 139 </table> 140 </form>