Initializing help system before first use

textfmt

Purpose
Create a formatted text from a string, a text or a number.
Synopsis
function textfmt(str:string, len:integer):text
function textfmt(txt:text, len:integer):text
function textfmt(i:integer, len:integer):text
function textfmt(i:integer, len:integer, flag:integer, base:integer):text
function textfmt(r:real, len:integer):text
function textfmt(r:real, len:integer, dec:integer):text
Arguments
str 
String to be formatted
txt 
Text to be formatted
i 
Integer to be formatted
r 
Real to be formatted
len 
Reserved length (may be exceeded if given string is longer, in this case the string is always left justified).
<0 
Left justified within reserved space
>0 
Right justified within reserved space
0 
Use defaults
flag 
Bit encoded options:
1 
Left padding with "0" (instead of space)
2 
Use capital letters for bases greater than 10
base 
Encoding base (between 2 and 36)
dec 
Number of digits after the decimal point
Return value
Formatted text.
Example
The following: 
writeln("text1", textfmt("text2",8), "text3")
writeln("text1", textfmt("text2",-8), "text3")
r:=789.123456
writeln(textfmt(r,0)," ", textfmt(r,4,2), textfmt(r,8,0))
produces this output: 
text1     text2text3
text1text2     text3
789.123 789.12        789
Further information
1. If the resulting string is longer than the reserved space it is not cut but printed in its entirety, overflowing the reserved space to the right.
2. When processing an integer specifying a base, the provided value is treated as an unsigned integer if the base is negative.
Related topics
formattext
Module
mmsystem

Parent Topic Procedures and functions

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