Sharp PC-1500 - Len; Lef T; Rights

A ll and more about Sharp PC-1500 at http://www.PC-1500.info
C.4. LEN
Wh ile man ipulating characters . it is desirable to know th e nu mber of ch aracte rs i 1) a string, Th is
can be do ne by th e use ot the LEN f unction. It returns the n umber of charac:ters in a specified
e xpr ession or charac t er variable.
Example 1:
Output:
I.
Exa mp le 2:
Outp ut:
LEN
"character string··
character va riable name
10
AS = "C A TH Y"
20
C = LEN AS
30
PR IN T C
RUN
10 C = LEN
"CAT"
20
PRIN T C
RUN
If LEN is used on an e mpty string ( i. e. nothing is enc losed in t he quotation ma rks}, zero \vi ii be
retur ne d.
Example 3:
Output:
-- -
C.5. LE FTS
10 A = LEN ""
20 PAIN T A
OUN
There are thr ee fu nct ions used to sele ct or extract s pe cifi ed se ctions of a character string.
LE FT$ extracts characters fr om the le ft , RIGH TS from the right and MIDS fr om the middle.
LE FTS
{
("charac ter string" , nu rnbe r}
(chara c1e r v ar iab l'e name. nu mber)
75
Do not sale this PDF !!!