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有php rand功能的问题

我想我做的非常非常错......

我知道我在使用rand($ a,$ b)做错了,但我发现很难分离,因为我正在从C++转换到PHP

这是相关的源代码:

<?php
                    $r = rand(1,7);
                    if ($r = 1){
                    echo '<p id="quote">a</p>';}
                    if ($r = 2){
                    echo '<p id="quote">b"</p>';}
                    if ($r = 3){
                    echo '<p id="quote">c</p>';}
                    if ($r = 4){
                    echo '<p id="quote">d</p>';}
                    if ($r = 5){
                    echo '<p id="quote">e</p>';}
                    if ($r = 6){
                    echo '<p id="quote">f</p>';}
                    if ($r = 7){
                    echo '<p id="quote">g</p>';}
                ?>
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php

2
推荐指数
1
解决办法
1189
查看次数

语法错误,PHP中出现意外的T_SWITCH

这是代码:

<?php
    $r=rand(1,7) //get a random number from 1 to 7 inclusive...
    switch($r) { //...and get a random quote
    case 1:
    echo '<p class="quote">welcome to Moonside.<br/>Wecomel to Soonmide.<br/>Moonwel ot Cosidme.</p>';
    break;
    case 2:
    echo '<p class="quote">Hey! Parking Meters! And you\'re walking around!<br/>Ha ha ha... That\'s so funny.</p>';
    break;
    case 3:
    echo '<p class="quote">"Yes" is "No" and "No" is "Yes."<br/>It makes perfect sense in Moonside.</p>';
    break;
    case 4:
    echo '<p class="quote">Hello!<br/>And... good-bye!</p>';
    break;
    case 5:
    echo '<p class="quote">This is a headline …
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php switch-statement

0
推荐指数
1
解决办法
8336
查看次数

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php ×2

switch-statement ×1