Re: [請益] 請教一個日期條件設計問題

[giacch (誰もいない)]

(原文恕刪)

只是練習...

PHP Sandbox: http://tinyurl.com/y86rmvqf

<?php
    $birthday="1911-01-03";

    $birthday_m=date("m", strtotime($birthday));
    $now_m=date("m");

    //$birthday_m="02";
    //$now_m="12";

    echo "birthday_m: ".$birthday_m."\n";
    echo "now_m: ".$now_m."\n";
    echo "fmod($now_m + 1, 12): ".fmod($now_m + 1, 12)."\n";
    echo "fmod($birthday_m, 12): ".fmod($birthday_m, 12)."\n";

    if ($now_m == $birthday_m
        || fmod($now_m + 1, 12) == fmod($birthday_m, 12)) {
        echo "您有生日優惠。"."\n";
    }

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