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Defines | Functions

# qnumeric.h File Reference

`#include <QtCore/qglobal.h>`

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## Defines
#define | Q_INFINITY (QT_PREPEND_NAMESPACE(qInf)())
#define | Q_SNAN (QT_PREPEND_NAMESPACE(qSNaN)())
#define | Q_QNAN (QT_PREPEND_NAMESPACE(qQNaN)())
## Functions
QT_BEGIN_HEADER QT_BEGIN_NAMESPACE Q_CORE_EXPORT bool | qIsInf (double d)
Q_CORE_EXPORT bool | qIsNaN (double d)
Q_CORE_EXPORT bool | qIsFinite (double d)
Q_CORE_EXPORT bool | qIsInf (float f)
Q_CORE_EXPORT bool | qIsNaN (float f)
Q_CORE_EXPORT bool | qIsFinite (float f)
Q_CORE_EXPORT double | qSNaN ()
Q_CORE_EXPORT double | qQNaN ()
Q_CORE_EXPORT double | qInf ()

## Define Documentation

#define Q_INFINITY (QT_PREPEND_NAMESPACE(qInf)())

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Definition at line 63 of file qnumeric.h.

#define Q_SNAN (QT_PREPEND_NAMESPACE(qSNaN)())

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Definition at line 64 of file qnumeric.h.

#define Q_QNAN (QT_PREPEND_NAMESPACE(qQNaN)())

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Definition at line 65 of file qnumeric.h.

## Function Documentation

QT_BEGIN_HEADER QT_BEGIN_NAMESPACE Q_CORE_EXPORT bool qIsInf | ( | double | d | ) |

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Q_CORE_EXPORT bool qIsNaN | ( | double | d | ) |

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Q_CORE_EXPORT bool qIsFinite | ( | double | d | ) |

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Q_CORE_EXPORT bool qIsInf | ( | float | f | ) |

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Q_CORE_EXPORT bool qIsNaN | ( | float | f | ) |

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Q_CORE_EXPORT bool qIsFinite | ( | float | f | ) |

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Q_CORE_EXPORT double qSNaN | ( |  | ) |

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Q_CORE_EXPORT double qQNaN | ( |  | ) |

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Q_CORE_EXPORT double qInf | ( |  | ) |

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