IMHO it should be dropped definitively. Nadir Nadir 8 8 silver badges 12 12 bronze badges. I was talking about paths. Sign up or log in Sign up using Google. Sign up using Facebook. Sign up using Email and Password.
Post as a guest Name. Email Required, but never shown. The Overflow Blog. Stack Gives Back Safety in numbers: crowdsourcing data on nefarious IP addresses.
Featured on Meta. New post summary designs on greatest hits now, everywhere else eventually. Linked Related A valid constant name starts with a letter or underscore, followed by any number of letters, numbers, or underscores.
It is possible to define constants with reserved or even invalid names, whose value can only be retrieved with the constant function. However, doing so is not recommended.
See also the Userland Naming Guide. Example 1 Valid and invalid constant names. Like superglobals , the scope of a constant is global. Constants can be accessed from anywhere in a script without regard to scope. For more information on scope, read the manual section on variable scope. Note : As of PHP 7. Syntax ». Submit a Pull Request Report a Bug.
Constants Table of Contents Syntax Predefined constants Magic constants A constant is an identifier name for a simple value. Tip See also the Userland Naming Guide. You have to use the PHP keyword 'const' and initialize it with a scalar value -- boolean, int, float, string or array in PHP 5. The documentation says, "You can access constants anywhere in your script without regard to scope", but it's worth keeping in mind that a const declaration must appear in the source file before the place where it's used.
Meaning neither one is perfect. Thanks wpscholar for the tip! If your fingers get tired of typing it out, you can create your own constant like DS as a short-hand for it. Did I get it right? Does it not make sense? Please leave a comment. Ohh, I never knew writing paths in PHP can create so many problems in different platforms. I always used forward slashes and somehow it worked so far.
0コメント