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How can I create a session variable in PHP? Example code
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session_start(); $_SESSION["username"] = "johndoe"; echo "Session variable created";
How can I use the array_keys function to get an array of keys from an associative array in PHP? Example code:
How can I use the fopen and fwrite functions to write a string to a file in PHP? Example code:
How can I generate a random string in PHP? Example code:
How can I use the copy function to copy a file in PHP? Example code:
How can I subtract days from a date in PHP? Example code:
How can I check if a string contains a certain substring in PHP? Example code:
How can I use the explode function to split a string into an array with a limit in PHP? Example code:
How can I replace a substring in a string in PHP? Example code:
How can I use the in_array function to check if an element exists in an array in PHP? Example code:
How can I use the array_reverse function to reverse the order of an array in PHP? Example code:
How can I use the file_get_contents function to read the contents of a file into a string in PHP? Example code:
How can I use a regular expression to replace a pattern in a string in PHP? Example code:
How can I shuffle an array in PHP? Example code:
How can I use the rename function to rename a file or directory in PHP? Example code:
How can I use the array_splice function to remove and replace elements in an array in PHP? Example code:
How can I check if a string ends with a certain substring in PHP? Example code:
How can I use the array_unique function to remove duplicate elements from an array in PHP? Example code:
How can I use the array_walk function to apply a function to each element of an array in PHP? Example code:
How can I sort an array in PHP? Example code:
How can I sort an associative array by its values in PHP? Example code:
How can I use the htmlspecialchars function to convert special characters to HTML entities in PHP? Example code:
How can I use the scandir function to get a list of files and directories in a directory in PHP? Example code:
How can I trim whitespace from the beginning and end of a string in PHP? Example code:
How can I use the curl_setopt_array function to set multiple options for a cURL session in PHP? Example code:
How can I use the array_rand function to get a random key from an array in PHP? Example code:
How can I use the glob function to get a list of files that match a pattern in PHP? Example code:
How can I redirect to another page in PHP? Example code:
How to create drop down menu in PHP with example
How can I get the current date and time in PHP? Example code:
How can I use a conditional statement in PHP? Example code