PHP Command-Line PHP Running PHP Code on Every Line of an Input File Problem You want to read an entire file and execute PHP code on every line. For example, you want to create a command-line version of grep that uses PHP’s Perl-compa...

PHP Command-Line PHP Parsing Program Arguments with getopt Problem You want to parse program options that may be specified as short or long options, or they may be grouped. Solution Use the built-in getopt() function. As of PHP ...

PHP Command-Line PHP Parsing Program Arguments Problem You want to process arguments passed on the command line. Solution Look in $argc for the number of arguments and $argv for their values. The first argument, $argv[0], is the...

PHP Files Passing Input to a Program Problem You want to pass input to an external program run from inside a PHP script. For example, your database requires you to run an external program to index text and you want to pass text to tha...