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59 lines
1.1 KiB
Plaintext
59 lines
1.1 KiB
Plaintext
NAME
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size - number of elements in value
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SYNOPSIS
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size(x)
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TYPES
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x any
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return integer
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DESCRIPTION
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For the different types of value x may have, size(x) is defined as follows:
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null 0
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real number 1
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complex number 1
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string length of string (not counding the trailing \0)
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matrix number of elements
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list number of members
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association number of (elements, value) pairs
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object value returned by xx_size(x) if x of type xx
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file length of the file in octets
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rand state 1
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random state 1
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config state 1
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hash state 1
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block numer of octets of data it currently holds
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octet 1
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named block numer of octets of data it currently holds
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EXAMPLE
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> print size(null()), size(3), size(2 - 7i), size("abc")
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0 1 1 1
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> mat M[2,3]
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> print size(M), size(list()), size(list(2,3,4))
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6 0 3
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> A = assoc()
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> A[1] = 3, A[1,2] = 6, A["three"] = 5
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> print size(A)
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3
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> obj point {x,y}
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> obj point P = {4,-5}
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> define point_size(a) = abs(a.x) + abs(a.y)
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> print size(P)
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9
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LIMITS
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none
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LIBRARY
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none
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SEE ALSO
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list, mat, assoc, obj, sizeof, memsize
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