Convert string to unique number php download

In this article, we will discuss how to create a unique alphanumeric string in php. Solved how to generate random unique alpha numeric. A strong hash function ie one where you wont see a collision such as md5 or sha1 will do this well, but the identifier will be bigger than an int 1640 bytes jasonwoof sep 8 09 at 3. How to create a unique 64bit integer from string php provides the popular md5 hash function out of the box, which returns 32 a hex character string. Is it a good idea to index datetime field in mysql. Inserts html line breaks in front of each newline in a string. Php convert string to number interger function example. How to create a unique 64bit integer from string sitepoint. Generating unique index for unique content column on select. Convert string to unique numeric value in php stack overflow. This class can generate a unique identifier with custom data. Generate a unique id using guid and then append the string of your combination to the uniquely generated key like this a post in soverflow i think this will resolve your issue.

It can take as parameters a definition of a schema for the characters of a guid global unique identifier string from given parameters, and a secret key. We sometimes need to convert the string to integer. You could simply hash the string, which would give you a unique value. Here in this tutorial we are going to explain how you can convert a string to number forcefully using different methods. Increasingly as you go further down the string, the number becomes more unique over time, with the exception of digit 9, where numeral prevalence is 0345f, because of the difference between 106 and 165 this is presumably true for the remaining digits as well but much less noticeable. A uuid is designed as a number that is globally unique in space and time. Programming tips, downloads, forums, news, topsites, newsletter whats new programming tips indy articles intraweb articles informations links interviews misc. The class can generate a unique identifier from some data values according to the schema fields and encodes them using the secret key.