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4.17作业-For(), while(),foreach()的使用方法
泰礴松的博客
Original
514 people have browsed it

进入数组学习,一脸懵逼,加一脸傻逼~~不会,不会,啥也不会,抄抄抄,先抄再背吧~~

实例

<?php
echo '<h3>For(), while(),foreach()的使用方法</h3><hr color="green">';

$teacher = ['id'=>001, 'name'=>'zhang', 'salary'=> 5000, 'course'=>'php'];

for ($i=0; $i<count($teacher); $i++) {
	echo key($teacher),'=>',current($teacher),'<br>';
	next($teacher);
}
echo '<hr color="red">';
reset($teacher);
$i = 0;
while ($i<count($teacher)) {
	echo key($teacher),'=>',current($teacher),'<br>';
	next($teacher);
	$i++;
}

echo '<hr color="red">';
echo '<h4>人员信息</h4>';
echo '<ul>';
foreach ($teacher as $key => $value) {
    echo '<li>'.$key.':'.$value.'</li>';
}
echo '</ul>';
echo '<hr color="red">';

echo '<table border="1" cellpadding="3" cellspacing="0" width="300">';
echo '<caption>讲师信息表</caption>';
echo '<tr bgcolor="lightskyblue"><th>ID</th><th>姓名</th><th>工资</th><th>课程</th></tr>';
echo '<tr>';
foreach ($teacher as $value) {
    echo '<td align="center">'.$value.'</td>';
}
echo '</tr>';
echo '</table>';
echo '<hr color="red">';


echo '<p>选择你的生日:</p>';
//生成年
$years = range(1980, 2000);
echo '<select name="year">';
foreach ($years as $value) {
    echo '<option>'.$value.'年</option>';
}
echo '</select>';
echo '  ';


$months = range(1, 12);
echo '<select name="months">';
foreach ($months as $value) {
    echo '<option value='.$value.'>'.sprintf("%02d",$value) .'月</option>';
}
echo '</select>';
echo '  ';

$days = range(1, 31);
echo '<select name="days">';
foreach ($days as $value) {
    echo '<option value='.$value.'>'.sprintf("%02d",$value) .'日</option>';
}
echo '</select>';
echo '  ';
echo '<button>提交</button>';

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Correction status:Uncorrected

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