file.close

Syntax

v = file.close(<f>)

Close a file. The most recently opened file is closed if no arguments are provided.

Returns:v - void return Arguments:f - optional file pointer

Example

model new
model largestrain off
fish define setup
    global a_size = 20
    global IO_READ  = 0
    global IO_WRITE = 1
    global IO_FISH  = 0
    global IO_ASCII = 1
    global filename = 'junk.dat'
end
@setup
;
fish define io
    array aa(a_size) bb(a_size)
    ;  
    ; ASCII I/O TEST ------------------
    local status = file.open(filename, IO_WRITE, IO_ASCII)
    aa(1)  = 'Line 1 ... Fred'
    aa(2)  = 'Line 2 ... Joe'
    aa(3)  = 'Line 3 ... Roger'
    status = file.write(aa,3)
    status = file.close
    status = file.open(filename, IO_READ, IO_ASCII)
    status = file.read(bb, a_size)
    if status # 3 then
        local oo = io.out(' Bad number of lines')
    endif
    status = file.close
    ;  
    ; now check results...
    loop local n (1,3)
        if string.token(bb(n), 2) # n then
            oo = io.out(' Bad 2nd item in loop ' + string(n))
            exit
        endif
    endloop
    ;  
    if string.token.type(bb(3),4) # 3 then
        oo = io.out(' Not a string')
        exit
    endif
    ;  
    ; FISH I/O TEST -----------------
    status = file.open(filename, IO_WRITE, IO_FISH)
    local funny_int   = 1234567
    local funny_float = 1.2345e6
    aa(1)  = '---> All tests passed OK'
    aa(2)  = funny_int
    aa(3)  = funny_float
    ;  
    status = file.write(aa,3)
    status = file.close
    status = file.open(filename, IO_READ, IO_FISH)
    status = file.read(bb, 3)
    status = file.close
    ;  
    ; now check results...
    if type(bb(1)) # 3 then
        oo = io.out(' Bad FISH string read/write')
        exit
    endif
    if bb(2) # funny_int then
        oo = io.out(' Bad FISH integer read/write')
        exit
    endif
    if bb(3) # funny_float then
        oo = io.out(' Bad FISH float read/write')
        exit
    endif
    oo = io.out(bb(1)) ; (should be a good message)
    command
        sys "del junk.dat"
    endcommand
end
;
@io