Contents

EnforceMatrix

Naming Conventions
	Scalar	Vector	Matrix	Any rank	Non- scalar
Boolean	`BS`	`BV`	`BM`	`BA`	`BN`
Integer	`IS`	`IV`	`IM`	`IA`	`IN`
Float	`FS`	`FV`	`FM`	`FA`	`FN`
Numeric	`NS`	`NV`	`NM`	`NA`	`NN`
Character	`CS`	`CV`	`CM`	`CA`	`CN`
Enclosed vector	`ES`	`EV`	`EM`	`EA`	`EN`
enclosed Text vector	`TS`	`TV`	`TM`	`TA`	`TN`
Simple	`SS`	`SV`	`SM`	`SA`	`SN`
Any	`AS`	`AV`	`AM`	`AA`	`AN`
phrase e.g.: `.X...Y. ⍝ X←BS; Y←IV`
combinations: use `ISV` for Integer scalar`∨`vector
`B3`, `I4` &c. to specify higher ranks.

EnforceMatrix

If you want to make any array a rank-two-array:

      (¯2↑1 1,⍴SA)⍴SA

Examples

      ⎕FX ⍕2 1⍴'r←EnforceMatrix SA' 'r←(¯2↑1 1,⍴SA)⍴SA'    ⍝ This will work in any APL dialect
      ⍴EnforceMatrix 1 
1 1
      ⍴EnforceMatrix 1 2 3
1 3

Compatibility

Checked with:

Test Cases

Show Hide test cases test cases

Test
 ⎕IO←0      ⍝ You may change this; however, zero IS the default in the Phrasebook
⍝⎕ML←3      ⍝ Enable this line in Dyalog APL if appropriate
 ⎕FX'r←EnforceMatrix SA' 'r←(¯2↑1 1,⍴SA)⍴SA'
⍝ ---- Start Test cases (do not delete this!)
 1 1≡⍴EnforceMatrix 1
 1 1≡⍴EnforceMatrix ,1
 1 2≡⍴EnforceMatrix 1 2
 1 3≡⍴EnforceMatrix 1 2 3

For details see the PhraseBook/TestCasesGuidelines.

Test my code, both Examples and Test Cases.

PhraseBook/EnforceMatrix

EnforceMatrix

Examples

Compatibility

Test Cases