Difference between revisions of "Str.len"
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m (Created page with "== Calling Pattern == Call local r[,...] = sl.str.len(a[,...]) Args a1...aN are strings Results r1...rN are numbers == Usage Example == local s = sl.str local a,b,c = ...") |
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Latest revision as of 18:26, 11 November 2010
Calling Pattern
Call
local r[,...] = sl.str.len(a[,...])
Args
a1...aN are strings
Results
r1...rN are numbers
Usage Example
local s = sl.str local a,b,c = 'One string', 'Two strings', 'Three strings' local r1,r2,r3 = s.len(a,b,c) print(r1..' '..r2..' '..r3)
--> 10 11 13
Description
Len returns the lengths of all arguments, if they are strings. Non-strings are assigned a length of zero.
Upon Error
Len fails silently. If len receives no arguments then nil is returned.
