PHPcheckstringisURL

2011年8月19日—Trysomethinglikethis.ThefirstrowbuildsyourURLandtherestcheckifitcontainsthewordcar.$url='http://'.,2012年3月8日—PHP'sfilter_var()functionoffersamuchmorerobustwaytovalidateURLs.Plus,it'sfaster,sinceit'snativecode.,2014年10月24日—UsethenativephpfunctionFilterValidatorif(filter_var($url,FILTER_VALIDATE_URL)===FALSE)die('NotavalidURL');}.,2019年2月8日—Method1:strpos()Function:Thestrp...

參考資訊如下
Check if URL has certain string with PHP

2011年8月19日 — Try something like this. The first row builds your URL and the rest check if it contains the word car. $url = 'http://' .

check if a string is a URL [duplicate]

2012年3月8日 — PHP's filter_var() function offers a much more robust way to validate URLs. Plus, it's faster, since it's native code.

How to check if a string is a valid URL

2014年10月24日 — Use the native php function Filter Validator if (filter_var($url, FILTER_VALIDATE_URL) === FALSE) die('Not a valid URL'); }.

How to check if URL contain certain string using PHP?

2019年2月8日 — Method 1: strpos() Function: The strpos() function is used to find the first occurrence of a sub string in a string. If sub string exists then ...

PHP Forms Validate URL

2024年2月21日 — To validate a URL, the first approach is to use the filter_var( ) method with the FILTER_VALIDATE_URL filter. This method is widely used in PHP ...

How to Check If String is URL or Not in PHP?

2024年5月14日 — In PHP, you can check if a string is a valid URL or not by using the filter_var() function with the FILTER_VALIDATE_URL filter. Here's an ...

parse_url

This function parses a URL and returns an associative array containing any of the various components of the URL that are present. The values of the array ...

In PHP, how do you test whether a string is a valid URL?

2016年10月27日 — One way is to use a tool like Markup Validation Service. This tool will check the syntax of a URL and whether it points to a valid website.

How to check if URL Contain Certain String using PHP

2023年7月31日 — In Summary, To check if a URL contains a certain string in PHP, you can use either the strpos() or preg_match() functions. The strpos() function ...

PHP FILTER_VALIDATE_URL Filter

PHP FILTER_VALIDATE_URL Filter. ❮ PHP Filter Reference. ExampleGet your own PHP Server. Check if the variable $url is a valid URL: <?php