It is prefixed and sometimes suffixed to all Vedic mantras and prayers. They are prefixed by a zero, followed by the zone prefix. Constants may optionally be prefixed with a lowercase letter "k" like kCFBooleanTrue. Bija mantras are prefixed and appended to other mantras, thereby creating complex mantras. These particles are prefixed most often to verbs to form abstract nouns. Outside of this block, the namespace specifier must be prefixed. Variables in PowerShell scripts are prefixed with codice 33. In contrast to Perl, variables are not obligatorily prefixed with a sigil. PHP variables must be prefixed by "$". Similarly, "al"- is not prefixed to verbs. In the case of , the function name is merely prefixed by an underscore. When used in indirect questions, interrogative words are usually prefixed by or . Additionally, we know that "al"- is not prefixed to verbs. In CycL, variables are prefixed with a "codice 11" sigil. Names are traditionally prefixed with the ir.