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https://github.com/QB64-Phoenix-Edition/QB64pe.git
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Added new _STRCMP and _STRICMP commands for quick string comparisons. Cleaned up QB64 to finish removing the QUI (quick user insert) code and folders. Altered UCASE and LCASE routines to be faster in some situations for us.
32 lines
669 B
Plaintext
32 lines
669 B
Plaintext
The '''SGN''' function returns the sign of a number value.
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{{PageSyntax}}
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:: sign% = SGN(value)
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* Returns -1 when a sign is negative, 0 when a value is zero or 1 when a value is positive.
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* Used to hold the original sign of a number.
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* '''QB64''' allows programs to return only [[_UNSIGNED]] variable values using a [[_DEFINE]] statement.
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''Example:'' Checking and changing negative values to positive ones.
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{{CodeStart}}
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n = -100
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{{Cl|IF...THEN|IF}} {{Cl|SGN}}(n) = -1 THEN n = {{Cl|ABS}}(n)
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PRINT n '' ''
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{{CodeEnd}}
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{{OutputStart}} 100
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{{OutputEnd}}
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''See also:''
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* [[ABS]]
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* [[_DEFINE]], [[_UNSIGNED]]
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* [[Mathematical Operations]]
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{{PageNavigation}} |