STR\$

[Features]　A number is made into string representation and returned.

[Format]　STR\$(n)

[e.g.]
d=128
a\$=str\$(d)+" dollar"
print a\$
128 dollar

 LEN

[Features]　The length of a character string is returned.

[Format]　LEN("string")

[e.g.]
print len("ABCDEFG")
7

 INSTR

[Features]　To return in the how many character"string2" is by "string1", count from the n-th.

[Format]　INSTR([n,]"string1","string2")    (Default n=1)

[e.g.]
print instr("abc12def12ghy","12")
4
print instr(5,"abc12def12ghy","12")
9

 MID\$    (function)

[Features]　The string of the 'n'-th length'len' is returned in "string".

[Format]　MID\$("string",n,len)

[e.g.]
print mid\$("ABCDEFGH",3,2)
CD

 MID    (statement)

[Features]　The 'n'-th character length'len' of Character Variable'CharValue\$' is replaced by "string".

[Format]　MID\$(CharValue\$,n,len)="string"

[e.g.]
a\$="ABCDEFGH"
mid\$(a\$,3,2)="12"
print a\$
AB12EFGH

 LEFT\$

[Features]　'n'characters are returned from the left.

[Format]　LEFT\$("string",n)

[e.g.]
print left\$("ABCDEFGH",4)
ABCD

 RIGHT\$

[Features]　'n'characters are returned from the right.

[Format]　RIGHT\$("string",n)

[e.g.]
print right\$("ABCDEFGH",4)
EFGH

 ASC

[Features]　ASCII code is returned.

[Format]　ASC("string")

[e.g.]
print asc("a")
97

 CHR\$

[Features]　One character of the specified code is returned.

[Explanation]
By using 'PRINT' statement, output is also possible,
not only a character but control-code.

[Format]　CHR\$(n)

[e.g.]
print chr\$(98)
b

 STRING\$

[Features]　Character "string" of length 'n' is returned.

[Format]　STRING\$(n,"string")

[e.g.]
print string\$(5,"A")
AAAAA

 SPACE\$

[Features]　To return space characters only the specified number.

[Format]　SPACE\$(n)

[e.g.]
a\$="AB"+space\$(4)+"CD"
print a\$
AB    CD

 SPC

[Features]　In the command of character output, it output space characters only the specified number.

[Format]　SPC(n)

[Explanation]
When the numerical value is bigger than the present text width,
the value will be modulo numeric divided by the width.

[e.g.]
print "AB";spc(4);"CD"
AB    CD

 TAB

[Features]　In the command of character output, it output space characters from present position to the specified position.

[Format]　TAB(n)

[Explanation]
When the specified position is smaller than the present cursor-X position,
by line feed code, it will be output at the next line.

[e.g.]
print "AB";tab(4);"CD"
AB  CD

 REP\$

[Features]　Replaced "string1" value is returned, from "String2" to "String3".

[Format]　REP\$("string1","string2","string3")

[e.g.]
print rep\$("abcdef123def","def","ABCD")
abcABCD123ABCD

 UCASE\$

[Features]　It changes into a upper-case letter.

[Format]　UCASE\$("string")

[e.g.]
print ucase\$("abcdefg")
ABCDEFG

 LCASE\$

[Features]　It changes into a lower-case letter.

[Format]　LCASE\$("string")

[e.g.]
print lcase\$("ABCDEFG")
abcdefg

 TRIM\$

[Features]　To return string excluding the right and left blank.

[Format]　TRIM\$("string")

[e.g.]
a\$=trim\$("  AB CD  ")
print a\$+a\$
AB CDAB CD

 AKCNV\$

[Features]　To convert one-byte characters to double-byte characters and returns it.

[Format]　AKCNV\$("string")

[e.g.]
print akcnv\$("!#\$123ABC")
！＃＄１２３ＡＢＣ

 KACNV\$

[Features]　To convert double-byte characters to one-byte characters and returns it.

[Format]　KACNV\$("string")

[e.g.]
print akcnv\$("！＃＄１２３ＡＢＣ")
!#\$123ABC

 INET\$

[Features]　To get the Text from the Internet Web of the specified address.