less - C++ Reference - CPlusPlus.com

Binary function object class whose call returns whether the its first argument compares less than the second (as returned by operator < ). Search: Reference less classtemplate std::less templatestructless;Functionobjectclassforless-thaninequalitycomparison Binaryfunctionobjectclasswhosecallreturnswhethertheitsfirstargumentcompareslessthanthesecond(asreturnedbyoperatorstructless:binary_function{ booloperator()(constT&x,constT&y)const{returnxstructless{ booloperator()(constT&x,constT&y)const{returnx//std::cout #include//std::less #include//std::sort,std::includes intmain(){ intfoo[]={10,20,5,15,25}; intbar[]={15,10,20}; std::sort(foo,foo+5,std::less());//510152025 std::sort(bar,bar+3,std::less());//101520 if(std::includes(foo,foo+5,bar,bar+3,std::less())) std::cout<(assert.h) (ctype.h) (errno.h) (fenv.h) (float.h) (inttypes.h) (iso646.h) (limits.h) (locale.h) (math.h) (setjmp.h) (signal.h) (stdarg.h) (stdbool.h) (stddef.h) (stdint.h) (stdio.h) (stdlib.h) (string.h) (tgmath.h) (time.h) (uchar.h) (wchar.h) (wctype.h) Containers: