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判斷字串是否存在於內容中

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2018-08-17 Mark Chang

以下範例~

搜尋 If you are lucky enough to be different. 裡是否有 different 字串

$content = 'If you are lucky enough to be different.';

$string_a = 'different';//尋找內容裡是否有此字串

if (false !== ($rst = strpos($content , $string_a ))) {

echo 'yes';// 若存在

} else {

echo 'no'; // 若不存在

}