9.220 REPEAT — Repeated string concatenation

Description:
Concatenates NCOPIES copies of a string.
Standard:
Fortran 95 and later
Class:
Transformational function
Syntax:
RESULT = REPEAT(STRING, NCOPIES)
Arguments:
STRING Shall be scalar and of type CHARACTER.
NCOPIES Shall be scalar and of type INTEGER.
Return value:
A new scalar of type CHARACTER built up from NCOPIES copies of STRING.
Example:
program test_repeat
  write(*,*) repeat("x", 5)   ! "xxxxx"
end program

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Licensed under the GNU Free Documentation License, Version 1.3.
https://gcc.gnu.org/onlinedocs/gcc-5.4.0/gfortran/REPEAT.html