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<?php // a single colon indicates the option takes a value // a double colon indicates the value may be omitted $shortopts = "hf:v::d"; // GNU-style long options are not required $longopts = ["help", "version"]; $opts = getopt($shortopts, $longopts); // options without values are assigned a value of boolean false // you must check their existence, not their truthiness if (isset($opts["h"]) || isset($opts["help"])) { fprintf(STDERR, "Here is some help!\n"); exit; } // long options are called with two hyphens: "--version" if (isset($opts["version"])) { fprintf(STDERR, "%s Version 223.45" . PHP_EOL, $argv[0]); exit; } // options with values can be called like "-f foo", "-ffoo", or "-f=foo" $file = ""; if (isset($opts["f"])) { $file = $opts["f"]; } if (empty($file)) { fprintf(STDERR, "We wanted a file!" . PHP_EOL); exit(1); } fprintf(STDOUT, "File is %s" . PHP_EOL, $file); // options with optional values must be called like "-v5" or "-v=5" $verbosity = 0; if (isset($opts["v"])) { $verbosity = ($opts["v"] === false) ? 1 : (int)$opts["v"]; } fprintf(STDOUT, "Verbosity is %d" . PHP_EOL, $verbosity); // options called multiple times are passed as an array $debug = 0; if (isset($opts["d"])) { $debug = is_array($opts["d"]) ? count($opts["d"]) : 1; } fprintf(STDOUT, "Debug is %d" . PHP_EOL, $debug); // there is no automated w
Output for 7.1.25 - 7.4.0rc4
Notice: Undefined variable: shortopts in /in/Vq0H2 on line 6 We wanted a file!
Process exited with code 1.