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procedure Str(X [: Width [: Decimals ]]; var S);
Formats a string from an integer or floating point variable.
S is a string-type expression; the X argument can be an Integer or floating-point variable. With (the total digits in the converted text) and Decimals (significant digits) are optional.
var PiAsStr : string;
Str(PI * 100 : 6 : 5,PiAsStr);
//PiAsStr=314.15927;
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String Types in Delphi
Understanding and managing string data types in Delphi's Object Pascal. Learn about differences between Short, Long, Wide and null-terminated strings.
Val,
IntToStr,
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