voku /
Arrayy
| @@ 1804-1820 (lines=17) @@ | ||
| 1801 | * @return static |
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| 1802 | * <p>(Immutable)</p> |
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| 1803 | */ |
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| 1804 | public function firstsKeys(int $number = null): self |
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| 1805 | { |
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| 1806 | $arrayTmp = $this->keys()->getArray(); |
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| 1807 | ||
| 1808 | if ($number === null) { |
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| 1809 | $array = (array) \array_shift($arrayTmp); |
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| 1810 | } else { |
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| 1811 | $number = (int) $number; |
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| 1812 | $array = \array_splice($arrayTmp, 0, $number); |
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| 1813 | } |
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| 1814 | ||
| 1815 | return static::create( |
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| 1816 | $array, |
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| 1817 | $this->iteratorClass, |
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| 1818 | false |
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| 1819 | ); |
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| 1820 | } |
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| 1821 | ||
| 1822 | /** |
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| 1823 | * Get the first value(s) from the current array. |
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| @@ 1831-1847 (lines=17) @@ | ||
| 1828 | * @return static |
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| 1829 | * <p>(Immutable)</p> |
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| 1830 | */ |
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| 1831 | public function firstsImmutable(int $number = null): self |
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| 1832 | { |
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| 1833 | $arrayTmp = $this->getArray(); |
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| 1834 | ||
| 1835 | if ($number === null) { |
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| 1836 | $array = (array) \array_shift($arrayTmp); |
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| 1837 | } else { |
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| 1838 | $number = (int) $number; |
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| 1839 | $array = \array_splice($arrayTmp, 0, $number); |
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| 1840 | } |
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| 1841 | ||
| 1842 | return static::create( |
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| 1843 | $array, |
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| 1844 | $this->iteratorClass, |
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| 1845 | false |
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| 1846 | ); |
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| 1847 | } |
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| 1848 | ||
| 1849 | /** |
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| 1850 | * Get and rmove the first value(s) from the current array. |
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