"Ryan M Harris" <rmharrisat_private> writes: > Based on these constraints, is there a good way of doing this? I could use > a built in PHP function called UniqID, but it seems to only be md5(rand()) Is it supposed to run on an Apache server? The reason I ask is because Apache provides a Unique-ID API if you install the correct module: http://httpd.apache.org/docs/mod/mod_unique_id.html You can test if your host supports it by writing the UNIQUE_ID environment-variable from a test-script.
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