这篇文章主要为大家详细介绍了PHP实现简单的计算器，文中示例代码介绍的非常详细，具有一定的参考价值，感兴趣的小伙伴们可以参考一下
本文实例为大家分享了PHP实现简单计算器的具体代码，供大家参考，具体内容如下
caculator.php
<html> <head> </head> <body> <?php if (!empty($_POST)) { $data1 = $_POST["data1"]; $data2 = $_POST["data2"]; $fuhao = $_POST["fuhao"]; $result = ""; echo $data1; echo $data2; echo $fuhao; echo $result; if ($fuhao == '+') { $result = $data1 + $data2; } else if ($fuhao == '-') { $result = $data1 - $data2; } else if ($fuhao == '*') { $result = $data1 * $data2; } else if ($fuhao == 'https://www.jb51.net/') { $result = $data1 / $data2; } } else { $data1 = ""; $data2 = ""; $fuhao = ""; $result = ""; } ?> <form action="caculator.php" method="post"> <input type="text" value="<?php echo $data1; ?>"/> <select> <option value="+" <?php if ($fuhao == "+") { echo 'selected="selected"'; } ?>>+ </option> <option value="-" <?php if ($fuhao == "-") { echo 'selected="selected"'; } ?>>- </option> <option value="*" <?php if ($fuhao == "*") { echo 'selected="selected"'; } ?>>* </option> <option value="https://www.jb51.net/" <?php if ($fuhao == "https://www.jb51.net/") { echo 'selected="selected"'; } ?>>/ </option> </option> </select> <input type="text" value="<?php echo $data2; ?>"/> <input type="submit" value="="/> <input type="text" value="<?php echo $result; ?>"/> <input type="reset"/> </form> </body> </html>
运行结果：
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持脚本之家。
您可能感兴趣的文章: