Procedural programming languages
1
PHP
2
ALGOL_60
2
ALGOL_68
2
ALGOL_W
2
Argus_(programming_language)
2
BCPL
2
B_(programming_language)
2
CLU_(programming_language)
2
CPL_(programming_language)
2
D_(programming_language)
2
FLACC
2
GNU_Pascal
2
Mesa_(programming_language)
2
PL/I
2
Perl
2
Rust_(programming_language)
2
SPARK_(programming_language)
2
Standard_ML_of_New_Jersey
2
V_(programming_language)
20
ALGOL
20
Boo_(programming_language)
20
COBOL
20
C_(programming_language)
20
Category:C_programming_language_family
20
Cedar_(programming_language)
20
Fortran
20
Gambas
20
Julia_(programming_language)
20
Modula
20
Nemerle
20
Nim_(programming_language)
20
Oberon_(programming_language)
20
PL-6
20
PL/M
20
Poly/ML
20
Polymorphic_Programming_Language
20
PowerShell
20
Qore_(programming_language)
20
Standard_ML
20
Tcl_(programming_language)
20
XPL