Without on Vectors of Strings Index   <<   >>


 

A~B seems slow, where A and B are vectors of strings and ⍴A is about 100 and ⍴B is about 15000.

   A←(↓⎕a[?(n,8)⍴26]),¨⍕¨?n⍴1e9 1e4 ⊣ n←100
   B←(↓⎕a[?(n,8)⍴26]),¨⍕¨?n⍴1e9 1e4 ⊣ n←15000

   cmpx 'A~B'
1.86E¯3



Ylva Ljungdell, Performance Tuning Workshop, 2018-10-28