[Functions] std.algorithm.cmp isNumeric countchars std.uni comparison functions std.ascii comparison functions [Category] 
Comparison
S e a r c h i n g
C o m p a r i s o n
M u t a t i o n
P r u n i n g a n d F i l l i n g
S u b s t i t u t i o n
M i s c e l l a n e o u s