sprintf
フォーマットされた文字列を返します
日本語
日本語
パーセント記号（％）シンボルをパラメーターとして渡された変数に置き換えます。
<span class="token php language-php"><span class="token delimiter important"><？php</span> <span class="token variable">$ number</span> <span class="token operator">=</span> <span class="token number">2</span> <span class="token punctuation">;</span> <span class="token variable">$ str</span> <span class="token operator">=</span> <span class="token string double-quoted-string">"shanghai"</span> <span class="token punctuation">;</span> <span class="token punctuation">$</span> <span class="token variable">txt</span> <span class="token operator">=</span> <span class="token function">sprintf</span> <span class="token punctuation">（</span> <span class="token variable">"</span> <span class="token string double-quoted-string">％</span> <span class="token variable">s</span> <span class="token punctuation">。</span><span class="token punctuation"></span><span class="token punctuation"></span> <span class="token keyword">echo</span> <span class="token variable">$ txt</span> <span class="token punctuation">;</span> <span class="token delimiter important">？></span></span>
フォーマット値％fを使用します。
<span class="token php language-php"><span class="token delimiter important"><？php</span> <span class="token variable">$ number</span> <span class="token operator">=</span> <span class="token number">123</span> <span class="token punctuation">;</span> <span class="token variable">$ txt</span> <span class="token operator">=</span> <span class="token function">sprintf</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"％f"</span> <span class="token punctuation">、</span> <span class="token variable">$ number</span> <span class="token punctuation">）</span> <span class="token punctuation">;</span> <span class="token keyword">echo</span> <span class="token variable">$ txt</span> <span class="token punctuation">;</span> <span class="token delimiter important">？></span></span>
プレースホルダーを使用してください：
<span class="token php language-php"><span class="token delimiter important"><？php</span> <span class="token variable">$ number</span> <span class="token operator">=</span> <span class="token number">123</span> <span class="token punctuation">;</span> <span class="token variable">$ txt</span> <span class="token operator">=</span> <span class="token function">sprintf</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"小数点以下の2つの場所：％1 \ $。2f <br>少年なし：％1 \ $ u "</span> <span class="token punctuation">、</span> <span class="token variable">$ number</span> <span class="token punctuation">）</span> <span class="token punctuation">;</span> <span class="token keyword">echo</span> <span class="token variable">$ txt</span> <span class="token punctuation">;</span> <span class="token delimiter important">？></span></span>
すべての可能な形式値のデモンストレーション：
<span class="token php language-php"><span class="token delimiter important"><？php</span> <span class="token variable">$ num1</span> <span class="token operator">=</span> <span class="token number">123456789</span> <span class="token punctuation">;</span> <span class="token variable">$</span> <span class="token punctuation">num2</span> <span class="token operator">=</span> <span class="token operator">-123456789</span> <span class="token number">;</span> <span class="token variable">$ char</span> <span class="token operator">=</span> <span class="token number">50</span> <span class="token punctuation">;</span> <span class="token comment">// ASCII文字50は2です</span> <span class="token comment">//コメント：フォーマット値 "%%"はパーセントサインを返します</span> <span class="token keyword">エコー</span><span class="token function">sprintf</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"%% b =％b"</span> <span class="token punctuation">、</span> <span class="token variable">$ num1</span> <span class="token punctuation">）</span> <span class="token operator">。</span> <span class="token string double-quoted-string">"<br>"</span> <span class="token punctuation">;</span> <span class="token comment">//バイナリ番号</span> <span class="token keyword">エコー</span><span class="token function">sprintf</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"%% c =％c"</span> <span class="token punctuation">、</span> <span class="token variable">$ char</span> <span class="token punctuation">）</span> <span class="token operator">。</span> <span class="token string double-quoted-string">"<br>"</span> <span class="token punctuation">;</span> <span class="token comment">// ASCII文字</span> <span class="token keyword">エコー</span><span class="token function">sprintf</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"%% d =％d"</span> <span class="token punctuation">、</span> <span class="token variable">$ num1</span> <span class="token punctuation">）</span> <span class="token operator">。</span> <span class="token string double-quoted-string">"<br>"</span> <span class="token punctuation">;</span> <span class="token comment">//署名された10進番号</span> <span class="token keyword">エコー</span><span class="token function">sprintf</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"%% d =％d"</span> <span class="token punctuation">、</span> <span class="token variable">$ num2</span> <span class="token punctuation">）</span> <span class="token operator">。</span> <span class="token string double-quoted-string">"<br>"</span> <span class="token punctuation">;</span> <span class="token comment">//署名された10進番号</span> <span class="token keyword">エコー</span><span class="token function">sprintf</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"%% e =％e"</span> <span class="token punctuation">、</span> <span class="token variable">$ num1</span> <span class="token punctuation">）</span> <span class="token operator">。</span> <span class="token string double-quoted-string">"<br>"</span> <span class="token punctuation">;</span> <span class="token comment">//科学表記（小文字）</span> <span class="token keyword">エコー</span><span class="token function">sprintf</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"%% e =％e"</span> <span class="token punctuation">、</span> <span class="token variable">$ num1</span> <span class="token punctuation">）</span> <span class="token operator">。</span> <span class="token string double-quoted-string">"<br>"</span> <span class="token punctuation">;</span> <span class="token comment">//科学表記（CAPS）</span> <span class="token keyword">エコー</span><span class="token function">sprintf</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"%% u =％u"</span> <span class="token punctuation">、</span> <span class="token variable">$ num1</span> <span class="token punctuation">）</span> <span class="token operator">。</span> <span class="token string double-quoted-string">"<br>"</span> <span class="token punctuation">;</span> <span class="token comment">//符号なし小数点以下（肯定）</span> <span class="token keyword">エコー</span><span class="token function">sprintf</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"%% u =％u"</span> <span class="token punctuation">、</span> <span class="token variable">$ num2</span> <span class="token punctuation">）</span> <span class="token operator">。</span> <span class="token string double-quoted-string">"<br>"</span> <span class="token punctuation">;</span> <span class="token comment">//符号なし小数点以下（負）</span> <span class="token keyword">エコー</span><span class="token function">sprintf</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"%% f =％f"</span> <span class="token punctuation">、</span> <span class="token variable">$ num1</span> <span class="token punctuation">）</span> <span class="token operator">。</span> <span class="token string double-quoted-string">"<br>"</span> <span class="token punctuation">;</span> <span class="token comment">//フローティングポイント番号（ローカル設定に応じて）</span> <span class="token keyword">エコー</span><span class="token function">sprintf</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"%% f =％f"</span> <span class="token punctuation">、</span> <span class="token variable">$ num1</span> <span class="token punctuation">）</span> <span class="token operator">。</span> <span class="token string double-quoted-string">"<br>"</span> <span class="token punctuation">;</span> <span class="token comment">//フローティングポイント番号（ローカル設定に依存しない）</span> <span class="token keyword">エコー</span><span class="token function">sprintf</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"%% g =％g"</span> <span class="token punctuation">、</span> <span class="token variable">$ num1</span> <span class="token punctuation">）</span> <span class="token operator">。</span> <span class="token string double-quoted-string">"<br>"</span> <span class="token punctuation">;</span> <span class="token comment">//％Eおよび％fより短い</span> <span class="token keyword">エコー</span><span class="token function">sprintf</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"%% g =％g"</span> <span class="token punctuation">、</span> <span class="token variable">$ num1</span> <span class="token punctuation">）</span> <span class="token operator">。</span> <span class="token string double-quoted-string">"<br>"</span> <span class="token punctuation">;</span> <span class="token comment">//％Eおよび％fより短い</span> <span class="token keyword">エコー</span><span class="token function">sprintf</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"%% o =％o"</span> <span class="token punctuation">、</span> <span class="token variable">$ num1</span> <span class="token punctuation">）</span> <span class="token operator">。</span> <span class="token string double-quoted-string">"<br>"</span> <span class="token punctuation">;</span> <span class="token comment">// octal番号</span> <span class="token keyword">エコー</span><span class="token function">sprintf</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"%% s =％s"</span> <span class="token punctuation">、</span> <span class="token variable">$ num1</span> <span class="token punctuation">）</span> <span class="token operator">。</span> <span class="token string double-quoted-string">"<br>"</span> <span class="token punctuation">;</span> <span class="token comment">// 弦</span> <span class="token keyword">Echo</span> <span class="token function">Sprintf</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"%% x =％x"</span> <span class="token punctuation">、</span> <span class="token variable">$ num1</span> <span class="token punctuation">）</span> <span class="token operator">。</span> <span class="token string double-quoted-string">"<br>"</span> <span class="token punctuation">;</span> <span class="token comment">// 16進数（小文字）</span> <span class="token keyword">Echo</span> <span class="token function">Sprintf</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"%% x =％x"</span> <span class="token punctuation">、</span> <span class="token variable">$ num1</span> <span class="token punctuation">）</span> <span class="token operator">。</span> <span class="token string double-quoted-string">"<br>"</span> <span class="token punctuation">;</span> <span class="token comment">// 16進数（CAPS）</span> <span class="token keyword">Echo</span> <span class="token function">Sprintf</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"%%+d =％+d"</span> <span class="token punctuation">、</span> <span class="token variable">$ num1</span> <span class="token punctuation">）</span> <span class="token operator">。</span> <span class="token string double-quoted-string">"<br>"</span> <span class="token punctuation">;</span> <span class="token comment">//シンボル仕様（ポジティブ）</span> <span class="token keyword">Echo</span> <span class="token function">Sprintf</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"%%+d =％+d"</span> <span class="token punctuation">、</span> <span class="token variable">$ num2</span> <span class="token punctuation">）</span> <span class="token operator">。</span> <span class="token string double-quoted-string">"<br>"</span> <span class="token punctuation">;</span> <span class="token comment">//シンボル仕様（負）</span> <span class="token delimiter important">？></span></span>
文字列仕様のデモンストレーション：
<span class="token php language-php"><span class="token delimiter important"><？php</span> <span class="token variable">$ str1</span> <span class="token operator">=</span> <span class="token string double-quoted-string">"hello"</span> <span class="token punctuation">;</span> <span class="token variable">$ str2</span> <span class="token operator">=</span> <span class="token string double-quoted-string">"hello world！"</span> <span class="token punctuation">;</span> <span class="token keyword">Echo</span> <span class="token function">Sprintf</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"[％s]"</span> <span class="token punctuation">、</span> <span class="token variable">$ str1</span> <span class="token punctuation">）</span> <span class="token operator">。</span> <span class="token string double-quoted-string">"<br>"</span> <span class="token punctuation">;</span> <span class="token keyword">Echo</span> <span class="token function">Sprintf</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"[％8S]"</span> <span class="token punctuation">、</span> <span class="token variable">$ str1</span> <span class="token punctuation">）</span> <span class="token operator">。</span> <span class="token string double-quoted-string">"<br>"</span> <span class="token punctuation">;</span> <span class="token keyword">Echo</span> <span class="token function">Sprintf</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"[％-8S]"</span> <span class="token punctuation">、</span> <span class="token variable">$ str1</span> <span class="token punctuation">）</span> <span class="token operator">。</span> <span class="token string double-quoted-string">"<br>"</span> <span class="token punctuation">;</span> <span class="token keyword">Echo</span> <span class="token function">Sprintf</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"[％08S]"</span> <span class="token punctuation">、</span> <span class="token variable">$ str1</span> <span class="token punctuation">）</span> <span class="token operator">。</span> <span class="token string double-quoted-string">"<br>"</span> <span class="token punctuation">;</span> <span class="token keyword">Echo</span> <span class="token function">Sprintf</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"[％ '*8S]"</span> <span class="token punctuation">、</span> <span class="token variable">$ str1</span> <span class="token punctuation">）</span> <span class="token operator">。</span> <span class="token string double-quoted-string">"<br>"</span> <span class="token punctuation">;</span> <span class="token keyword">Echo</span> <span class="token function">Sprintf</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"[％8.8s]"</span> <span class="token punctuation">、</span> <span class="token variable">$ str2</span> <span class="token punctuation">）</span> <span class="token operator">。</span> <span class="token string double-quoted-string">"<br>"</span> <span class="token punctuation">;</span> <span class="token delimiter important">？></span></span>
strncmp
convert_uudecode
localeconv
parse_str
strcasecmp
hebrevc
trim
ucwords
