The first: directly use a function, is_numeric() This function is to detect whether the parameter is a number, if so, return true, if not, return false, for example: is\_numeric( 'abcd123' ) ordie('the provided parameter is not a number'); The second ...

1, convert bytes to other units (Gb, Mb, etc.) 2, time conversion (convert seconds to time) /** * Function dataformat * Time conversion (convert seconds to time) * @param $n INT time */ function dataformat($n) { $hours = f ...

1.Win + R keys, in the Run enter cmd, enter 2.Copy the following content input to the cmd input box, enter, need to open more than a few on the input a few times (each time after the input need to enter) start C:\'Program Files (x86)'\Tencent\WeChat\WeChat.exe ...

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1. determine if it is mobile access ** * determine if it is mobile access * @return boolean */ function cmf_is_mobile() { if (PHP_SAPI ! = 'cli') { static $cmf_is_mobile; if (isset($cmf_is_mobile)) return $cmf...

The CURL class implements a wrapper around the PHP Curl extension, using instances of this class to enable remote access. To use this module you need to enable the Curl extension. 1, initiate get request function get_url($url) { $ch = curl_init(); $header[] = ''; curl_setop...

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