Reading line by line from STDIN

php pipe stdin
sobi3ch picture sobi3ch · Aug 15, 2012 · Viewed 70.5k times · Source

I want to do something like this:

$ [mysql query that produces many lines] | php parse_STDIN.php

In parse_STDIN.php file I want to be able to parse my data line by line from stdin.

Answer

Shiplu Mokaddim picture Shiplu Mokaddim · Aug 15, 2012

use STDIN constant as file handler.

while($f = fgets(STDIN)){
    echo "line: $f";
}

Note: fgets on STDIN reads the \n character.

Related questions

LAMP: How to create .Zip of large files for the user on the fly, without disk/CPU thrashing

Often a web service needs to zip up several large files for download by the client. The most obvious way to do this is to create a temporary zip file, then either echo it to the user or save it …

Read More
How do I check if a string contains a specific word?

Consider: $a = 'How are you?'; if ($a contains 'are') echo 'true'; Suppose I have the code above, what is the correct way to write the statement if ($a contains 'are')?

Read More
Get the full URL in PHP

I use this code to get the full URL: $actual_link = 'http://'.$_SERVER['HTTP_HOST'].$_SERVER['PHP_SELF']; The problem is that I use some masks in my .htaccess, so what we see in the URL is not always …

Read More