현재 위치: > 함수 카테고리 모음> array_slice

array_slice

배열에서 세그먼트를 가져옵니다
이름:array_slice
분류:정렬
사용 언어:php
한 줄 설명:배열의 선택된 부분을 반환합니다.

예 1

배열의 세 번째 요소에서 시작하여 배열에서 나머지 요소를 반환합니다.

 <span class="token php language-php"><span class="token delimiter important"><? php</span>
<span class="token variable">$ a</span> <span class="token operator">=</span> <span class="token keyword">배열</span> <span class="token punctuation">(</span> <span class="token string double-quoted-string">"빨간색"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"녹색"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"파란색"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"노란색"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"브라운"</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
<span class="token function">print_r</span> <span class="token punctuation">(</span><span class="token function"></span></span><mark> <span class="token function">Array_Slice</span> <span class="token punctuation">(</span> <span class="token variable">$ a</span> <span class="token punctuation">,</span> <span class="token number">2</span> <span class="token punctuation">)</span></mark><span class="token punctuation"></span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
<span class="token delimiter important">?></span>

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예 2

배열의 두 번째 요소에서 가져 와서 두 가지 요소 만 반환하십시오.

 <span class="token php language-php"><span class="token delimiter important"><? php</span>
<span class="token variable">$ a</span> <span class="token operator">=</span> <span class="token keyword">배열</span> <span class="token punctuation">(</span> <span class="token string double-quoted-string">"빨간색"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"녹색"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"파란색"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"노란색"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"브라운"</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
<span class="token function">print_r</span> <span class="token punctuation">(</span><span class="token function"></span></span><mark> <span class="token function">Array_Slice</span> <span class="token punctuation">(</span> <span class="token variable">$ a</span> <span class="token punctuation">,</span> <span class="token number">1</span> <span class="token punctuation">,</span> <span class="token number">2</span> <span class="token punctuation">)</span></mark><span class="token punctuation"></span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
<span class="token delimiter important">?></span>

직접 시도하십시오

예 3

네거티브 시작 매개 변수 사용 :

 <span class="token php language-php"><span class="token delimiter important"><? php</span>
<span class="token variable">$ a</span> <span class="token operator">=</span> <span class="token keyword">배열</span> <span class="token punctuation">(</span> <span class="token string double-quoted-string">"빨간색"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"녹색"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"파란색"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"노란색"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"브라운"</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
<span class="token function">print_r</span> <span class="token punctuation">(</span><span class="token function"></span></span><mark> <span class="token function">Array_Slice</span> <span class="token punctuation">(</span> <span class="token variable">$</span> <span class="token punctuation">a</span> <span class="token punctuation">,</span> <span class="token operator">-2</span> <span class="token punctuation">,</span> <span class="token number">1</span> <span class="token number">)</span></mark><span class="token punctuation"></span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
<span class="token delimiter important">?></span>

직접 시도하십시오

예 4

보존 매개 변수를 true로 설정하십시오.

 <span class="token php language-php"><span class="token delimiter important"><? php</span>
<span class="token variable">$ a</span> <span class="token operator">=</span> <span class="token keyword">배열</span> <span class="token punctuation">(</span> <span class="token string double-quoted-string">"빨간색"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"녹색"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"파란색"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"노란색"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"브라운"</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
<span class="token function">print_r</span> <span class="token punctuation">(</span><span class="token function"></span></span><mark> <span class="token function">Array_Slice</span> <span class="token punctuation">(</span> <span class="token variable">$ a</span> <span class="token punctuation">,</span> <span class="token number">1</span> <span class="token punctuation">,</span> <span class="token number">2</span> <span class="token punctuation">,</span> <span class="token constant boolean">true</span> <span class="token punctuation">)</span></mark><span class="token punctuation"></span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
<span class="token delimiter important">?></span>

직접 시도하십시오

예 5

프로세스 문자열 키 이름 및 정수 키 이름 :

 <span class="token php language-php"><span class="token delimiter important"><? php</span>
<span class="token variable">$ a</span> <span class="token operator">=</span> <span class="token keyword">array</span> <span class="token punctuation">(</span> <span class="token string double-quoted-string">"a"</span> <span class="token operator">=></span> <span class="token string double-quoted-string">"red"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"b"</span> <span class="token operator">=></span> <span class="token string double-quoted-string">"green"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"c"</span> <span class="token operator">=></span> <span class="token string double-quoted-string">"blue"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"d"</span> <span class="token operator">=></span> <span class="token string double-quoted-string">"옐로우"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"e"</span> <span class="token operator">=></span> <span class="token string double-quoted-string">"brown"</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
<span class="token function">print_r</span> <span class="token punctuation">(</span> <span class="token function">array_slice</span> <span class="token punctuation">(</span> <span class="token variable">$ a</span> <span class="token punctuation">,</span> <span class="token number">1</span> <span class="token punctuation">,</span> <span class="token number">2</span> <span class="token punctuation">)</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>

<span class="token variable">$ a</span> <span class="token operator">=</span> <span class="token keyword">array</span> <span class="token punctuation">(</span> <span class="token string double-quoted-string">"0"</span> <span class="token operator">=></span> <span class="token string double-quoted-string">"red"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"1"</span> <span class="token operator">=></span> <span class="token string double-quoted-string">"green"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"2"</span> <span class="token operator">=></span> <span class="token string double-quoted-string">"blue"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"3"</span> <span class="token operator">=></span> <span class="token string double-quoted-string">"옐로우"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"4"</span> <span class="token operator">=></span> <span class="token string double-quoted-string">"brown"</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
<span class="token function">print_r</span> <span class="token punctuation">(</span><span class="token function"></span></span><mark> <span class="token function">Array_Slice</span> <span class="token punctuation">(</span> <span class="token variable">$ a</span> <span class="token punctuation">,</span> <span class="token number">1</span> <span class="token punctuation">,</span> <span class="token number">2</span> <span class="token punctuation">)</span></mark><span class="token punctuation"></span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
<span class="token delimiter important">?></span>

직접 시도하십시오

유사한 함수
  • 지정된 키와 값으로 배열을 채우십시오 array_fill_keys

    array_fill_keys

    지정된키와값으로배열을채우십시오
  • 콜백 함수를 사용하여 키 이름을 비교하여 배열 교차점을 계산합니다. array_intersect_ukey

    array_intersect_ukey

    콜백함수를사용하여키이름을비교하여배열교
  • 인덱스 점검과 배열의 교차점을 계산하고 콜백 함수를 사용하여 데이터 비교 array_uintersect_assoc

    array_uintersect_assoc

    인덱스점검과배열의교차점을계산하고콜백함
  • 배열에서 일부 또는 모든 키 이름을 반환합니다 array_keys

    array_keys

    배열에서일부또는모든키이름을반환합니다
  • 배열의 값 수를 계산하십시오 array_count_values

    array_count_values

    배열의값수를계산하십시오
  • 키 이름으로 배열을 반대로 정렬하십시오 krsort

    krsort

    키이름으로배열을반대로정렬하십시오
  • 배열의 모든 값을 요약하십시오 array_sum

    array_sum

    배열의모든값을요약하십시오
  • 하나 이상의 배열을 병합합니다 array_merge

    array_merge

    하나이상의배열을병합합니다