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Sep 8, 2017 Replied to a topic by hao1032 程序员 函数中 if 是直接返回好，还是包起来好？ 不知如何描述，进来看看吧。 |
第二种好
Sep 5, 2017 Replied to a topic by dante3imin PHP 正则替换 ，不替换 a 标签内的字符 |
Sep 5, 2017 Replied to a topic by dante3imin PHP 正则替换 ，不替换 a 标签内的字符 |
1、先使用正则替换 a 标签里面的 指定字符 成某个 标识符比如 ###。
Sep 1, 2017 Replied to a topic by hoythan PHP PHP 如何注册自己的插件到 Composer 自动加载？ |
__autoload/spl_autoload_register 自定义加载方式？
Aug 23, 2017 Replied to a topic by 1010011010 PHP [ PHP ] 如何优雅的执行 字符串模板替换 ？ |
$template = '\$foo is {$foo}';
$foo = "abc";
$count = preg_match_all('/\{\$([a-zA-Z_]\w*)\}/', $template, $matches);
if ($count > 0) {
foreach ($matches[1] as $varName) {
if (isset(${$varName})) {
$template = str_replace('{$'. $varName .'}', ${$varName}, $template);
}
}
}
$foo = "abc";
$count = preg_match_all('/\{\$([a-zA-Z_]\w*)\}/', $template, $matches);
if ($count > 0) {
foreach ($matches[1] as $varName) {
if (isset(${$varName})) {
$template = str_replace('{$'. $varName .'}', ${$varName}, $template);
}
}
}
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