versionNumber -- returns the version number and release date of phc

Synopsis

Usage:

versionNumber(null)

versionNumber(,Verbose=>true)
Inputs:
- null,
Optional inputs:
- Verbose => ..., default value false, option to print the output of phc --version to screen
Outputs:
- a sequence, The sequence on return contains two strings. The first string on return is the version number. The second string on return is the release date.

Description

The version number and release date of the executable phc are important for consistency between the methods in this package and preparing the input batch files for the executable phc.

A successful run of this method verifies whether the location of the executable phc is in the execution path.

i1 : v = versionNumber(null)

o1 = (2.4.77, 2020-06-12)

o1 : Sequence

i2 : print v_0
2.4.77

i3 : print v_1
2020-06-12

Ways to use versionNumber :

versionNumber(Nothing)

For the programmer

The object versionNumber is a method function with options.