(PHP 5 >= 5.4.0) getimagesizefromstring—Get the size of an image from a string 说明 arraygetimagesizefromstring(string$imagedata[,array&$imageinfo] ) Identical togetimagesize()except thatgetimagesizefromstring()accepts a string instead of a file name as the first parameter. ...
PHP图像| Imagegetimagesize getimagesize (PHP 4, PHP 5, PHP 7) getimagesize — Get the size of an image Description 代码语言:javascript 复制 array getimagesize ( string $filename [, array &$imageinfo ] ) The getimagesize() function will determine the size of any supported given image...
To get an array’s length in PHP, you can use either thesizeof()orcount()function. Thesizeof()function is just an alias of thecount()function. When you want to find the length of a single-dimension array, you need to pass the array as an argument to thecount()function as shown b...
(PHP 3, PHP 4, PHP 5)getimagesize -- Get the size of an image Descriptionarray getimagesize ( string filename [, array &imageinfo] ) The getimagesize() function will determine the size of any GIF, JPG, PNG, SWF, SWC, PSD, TIFF, BMP, IFF, JP2, JPX, JB2, JPC, XBM, or WB...
Array ( [0] => 1 [1] => 2 ) Flowchart: For more Practice: Solve these Related Problems: Write a PHP script to remove a variable number of elements from the start of an array and return the trimmed array. Write a PHP function to drop the first n items from an array using a cust...
<?php $date=date_create(); echo date_timestamp_get($date); ?> 1744949107 定义和用法 date_timestamp_get() 函数返回 Unix 时间戳。 语法 date_timestamp_get(object); 参数描述 object必需。规定一个由date_create()返回的 DateTime 对象。
PHP Array Exercises, Practice and Solution: Write a PHP script to get the largest key in an array.
CC Array Current Time0:00 / Duration-:- Loaded:0% sizeof()Operator to Determine the Size of an Array in C Get Length of Array in C This tutorial introduces how to determine the length of an array in C. Thesizeof()operator is used to get the size/length of an array. ...
Index 3 is a text string with the correct height="yyy" width="xxx" string that can be used directly in an IMG tag. mime 是图像对应的 MIME 类型。此信息可用于传递具有正确 HTTP Content-type 报头的图像: 示例#1 getimagesize() 和MIME 类型 <?php$size = getimagesize($filename);$fp =...
If retrieves the memory usage either in percent (without the percent sign) or in bytes by returning an array with free and overall memory of your system. Tested with Windows (7) and Linux (on an Raspberry Pi 2):<?php// Returns used memory (either in percent (without percent sign) or...