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PSP Help Doc Indexer System

(Version 1.4.1)

  1. Introduction
  2. License
  3. History
  4. Compilation & Hosting
  5. Configuration File
  6. Modules:
    1. Base64Enc
    2. FileShare
    3. GZIP
    4. Hostname
    5. HTTP
    6. MD5Crypt
    7. RegExp
    8. SDS
    9. SMTP
    10. Substrings
    11. URLEnc
    12. Web
  7. FAQ
  8. Links
  9. Credits

Declaration:

function str_is_float(const str: string): boolean;

Arguments:

str Source string

Description:

Tells whether string is valid representation of float number.

Returns:

TRUE if str value is valid float, FALSE if not.

Usage:

if str_is_float('no123.45') then writeln('Very strange float');

See also:

str_is_int, str_conv_float.
PSP Help documents