str_word_count

例

例1

文字列の単語数を計算します「私は上海を愛しています！」：

 <span class="token php language-php"><span class="token delimiter important"><？php</span>
<span class="token keyword">echo</span> <span class="token function">str_word_count</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"私は上海が大好き！"</span> <span class="token punctuation">）</span> <span class="token punctuation">;</span>
<span class="token delimiter important">？></span></span>

自分で試してみてください

例2

文字列に単語を含む配列を返します。

 <span class="token php language-php"><span class="token delimiter important"><？php</span>
<span class="token function">print_r</span> <span class="token punctuation">（</span> <span class="token function">str_word_count</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"私はShanghaiが大好き！"</span> <span class="token punctuation">、</span> <span class="token number">1</span> <span class="token punctuation">）</span> <span class="token punctuation">）</span> <span class="token punctuation">;</span>
<span class="token delimiter important">？></span></span>

自分で試してみてください

例3

キー名が文字列内の単語の位置であり、キー値が実際の単語である配列を返します。

 <span class="token php language-php"><span class="token delimiter important"><？php</span>
<span class="token function">print_r</span> <span class="token punctuation">（</span> <span class="token function">str_word_count</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"私は上海！"</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 delimiter important">？></span></span>

自分で試してみてください

例4

CHARパラメーターを設定して設定しない：

 <span class="token php language-php"><span class="token delimiter important"><？php</span>
<span class="token function">print_r</span> <span class="token punctuation">（</span> <span class="token function">str_word_count</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"私は上海＆おはようが大好き！"</span> <span class="token punctuation">、</span> <span class="token number">1</span> <span class="token punctuation">）</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">str_word_count</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"私はShanghai＆Good Morning！"</span> <span class="token punctuation">、</span> <span class="token number">1</span> <span class="token punctuation">、</span> <span class="token string double-quoted-string">"＆"</span> <span class="token punctuation">）</span> <span class="token punctuation">）</span> <span class="token punctuation">;</span>
<span class="token delimiter important">？></span></span>

自分で試してみてください