30 lines
795 B
PHP
30 lines
795 B
PHP
<?php
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function getData($pname) {
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if (isset($_GET[$pname])) {
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return $_GET[$pname];
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} else {
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return "";
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}
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}
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$number1=getData('number1');
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$oper=getData('oper');
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$number2=getData('number2');
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if ($oper=="+") {
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$res=['rcode'=>'1','result'=>(int)$number1+(int)$number2];
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} else if ($oper == "-") {
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$res=['rcode'=>'1','result'=>(int)$number1-(int)$number2];
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} else if ($oper=="*") {
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$res=['rcode'=>'1','result'=>(int)$number1*(int)$number2];
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} else if ($oper=="/") {
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if ((int)$number2 == 0) {
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$res=['rcode'=>'0','result'=>"division by zero"];
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} else {
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$res=['rcode'=>'1','result'=>(int)$number1/(int)$number2];
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}
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} else {
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$res=['rcode'=>'0','result'=>"unknown operation"];
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}
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$data=$res;
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header('Content-type: application/json');
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echo json_encode($data);
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?>
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