php實(shí)現(xiàn)格式化多行文本為Js可用格式

字號:


    js里現(xiàn)在存寫模板的場景好多,如:彈框類的html代碼模板等,js不支持換行的長文本寫法,必需要一行行的加起來,如:
    代碼如下:
    var content = '<div>row 1</div>'
    + '<div>row 2</div>';
    而不可以寫成:
    代碼如下:
    var content = '<div> row 1</div>
    <div>row2 </div> ';
    于是小加工一php小段代碼,簡化手工打的操作。
    tojs.php
    <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "">
    <html lang="en">
    <head>
    <meta http-equiv="Content-Type" content="text/html;charset=UTF-8">
    <title>Str To Js String</title>
    <style type="text/css">
    .content-box { border: 1px #f0f0f0 slid; border-left: 4px #e0e0e0 solid; padding: 5px 5px 5px 10px; }
    </style>
    </head>
    <body>
    <h1>輸入格式化的文本:</h1>
    <?php
    $jsContent = '';
    if(isset($_POST['content']) && $_POST['content']) {
    $content = strtr(htmlspecialchars($_POST['content']), array("\r\n" => "\n"));
    $rows = explode("\n", $content);
    foreach($rows as $row) {
    $jsContent .= '+ \'' . $row . "'<br/>";
    }
    $jsContent{0} = ' ';
    }
    ?>
    <form action="#" method="post">
    <textarea name="content"></textarea>
    <p><input type="submit" value="提交" /></p>
    </form>
    <h2>格式化后的結(jié)果:</h2>
    <div>
    <?php echo $jsContent;?>
    </div>
    </body>
    </html>