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check if url is valid #php #url
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<?php | |
/* @ http://stackoverflow.com/a/12628971 */ | |
function isValidUrl($url){ | |
// first do some quick sanity checks: | |
if(!$url || !is_string($url)){ | |
return false; | |
} | |
// quick check url is roughly a valid http request: ( http://blah/... ) | |
if( ! preg_match('/^http(s)?:\/\/[a-z0-9-]+(.[a-z0-9-]+)*(:[0-9]+)?(\/.*)?$/i', $url) ){ | |
return false; | |
} | |
// the next bit could be slow: | |
if(getHttpResponseCode_using_curl($url) != 200){ | |
return false; | |
} | |
// all good! | |
return true; | |
} |
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