PHP sql_regcase() Function

Hello dear readers! welcome back to another section of our tutorial on PHP. In this tutorial guide, we will be discussing about the PHP sql_regcase() Function.

The sql_regcase() function can be thought of as a utility function, converting each character in the inputed parameter string into a bracketed expression containing two characters. 

If the alphabetical character has both an uppercase and as well a lowercase format, the bracket will contain both forms; otherwise the original character will is going to be repeated twice.

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The following is the syntax for the sql_regcase() function -

string sql_regcase (string string)

Return Value

  • This PHP function returns a string of bracket expression alongwith covered character


Following is a simple example -

   $version = "php 7.0";
   print sql_regcase($version);


When the above code is executed, it will produce the following result -

[Pp][Hh][Pp] 7.0

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Alright guys! This is where we are rounding up for this tutorial post. In our next tutorial guide, we are going to be discussing about the PHP preg_match() Function.

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