Loading...

判斷字串是否存在於內容中

Temperature: 0 °C

Mark ChangMark Chang
author_tools


判斷字串是否存在於內容中
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
}


說真的,用的到。

https://innstory.com/story-判斷字串是否存在於內容中-1800
PHP

Prev
 刪除已上傳至server的檔案

Next
如何將mysql_table_autoincrement重設 

About the Author

Mark Chang

離不開電腦的宅男

Visitor message

Leave some footprints to prove that you visited me

Recommended reading

Author's other related stories

javascript change css class

javascript cha...

javascript 使用classList是一個方便的替代方法,可以將元素的類列表作為空格分隔的字...

如何緩存靜態資源使用HTTP緩存

如何緩存靜態資源使用HTTP...

配置服務器以返回CacheControlHTTP響應標頭: CacheControl: maxage...

ajax錯誤訊息提示

ajax錯誤訊息提示

pexelsphoto55 ajax目前已經是我寫系統使用非常普遍的方式~ 雖說常寫,但偶爾還是會有...

Please select an option

error

Hi, thank you for your participation, but you cannot vote repeatedly~

Join innstory now and start recording your story.

"Innstory" is a place to store stories. We are committed to becoming a warm platform. Deepening the bonds between people is our direction.
We are convinced that the blockchain between people is not just a cold calculation. Join us now.

Wrong format