golang strings.Split函数
发布时间：2022-03-10 编辑：jiaochengji.com
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<svg xmlns="http://www.w3.org/2000/svg" style="display: none;"><path stroke-linecap="round" d="M5,0 0,2.5 5,5z" id="raphael-marker-block" style="-webkit-tap-highlight-color: rgba(0, 0, 0, 0);"/></svg><pre><code class="lang-go hljs"> email <span class="token operator">:=</span> <span class="token string">"abc@a.com"</span>
emailS <span class="token operator">:=</span> strings<span class="token punctuation">.</span><span class="token function">Split</span><span class="token punctuation">(</span>email<span class="token punctuation">,</span> <span class="token string">"@"</span><span class="token punctuation">)</span>
fmt<span class="token punctuation">.</span><span class="token function">Println</span><span class="token punctuation">(</span>emailS<span class="token punctuation">)</span> <span class="token comment">//[abc a.com]</span>
s <span class="token operator">:=</span> strings<span class="token punctuation">.</span><span class="token function">Split</span><span class="token punctuation">(</span><span class="token string">"abc,abc"</span><span class="token punctuation">,</span> <span class="token string">""</span><span class="token punctuation">)</span>
fmt<span class="token punctuation">.</span><span class="token function">Println</span><span class="token punctuation">(</span><span class="token string">"empty seperator "</span><span class="token punctuation">,</span> s<span class="token punctuation">,</span> <span class="token function">len</span><span class="token punctuation">(</span>s<span class="token punctuation">)</span><span class="token punctuation">)</span> <span class="token comment">// [a b c , a b c] 7</span>
s <span class="token operator">=</span> strings<span class="token punctuation">.</span><span class="token function">Split</span><span class="token punctuation">(</span><span class="token string">""</span><span class="token punctuation">,</span> <span class="token string">""</span><span class="token punctuation">)</span>
fmt<span class="token punctuation">.</span><span class="token function">Println</span><span class="token punctuation">(</span><span class="token string">"empty && empty "</span><span class="token punctuation">,</span> s<span class="token punctuation">,</span> <span class="token function">len</span><span class="token punctuation">(</span>s<span class="token punctuation">)</span><span class="token punctuation">)</span> <span class="token comment">// [] 0</span>
s <span class="token operator">=</span> strings<span class="token punctuation">.</span><span class="token function">Split</span><span class="token punctuation">(</span><span class="token string">""</span><span class="token punctuation">,</span> <span class="token string">","</span><span class="token punctuation">)</span>
fmt<span class="token punctuation">.</span><span class="token function">Println</span><span class="token punctuation">(</span><span class="token string">"empty && not empty seperator "</span><span class="token punctuation">,</span> s<span class="token punctuation">,</span> <span class="token function">len</span><span class="token punctuation">(</span>s<span class="token punctuation">)</span><span class="token punctuation">)</span> <span class="token comment">// [] 1 注意len是1，不是0</span>
s <span class="token operator">=</span> strings<span class="token punctuation">.</span><span class="token function">Split</span><span class="token punctuation">(</span><span class="token string">"abc,abc"</span><span class="token punctuation">,</span> <span class="token string">","</span><span class="token punctuation">)</span> <span class="token comment">// [abc abc] 2</span>
fmt<span class="token punctuation">.</span><span class="token function">Println</span><span class="token punctuation">(</span>s<span class="token punctuation">,</span> <span class="token function">len</span><span class="token punctuation">(</span>s<span class="token punctuation">)</span><span class="token punctuation">)</span>
s <span class="token operator">=</span> strings<span class="token punctuation">.</span><span class="token function">Split</span><span class="token punctuation">(</span><span class="token string">"abc,abc"</span><span class="token punctuation">,</span> <span class="token string">"|"</span><span class="token punctuation">)</span> <span class="token comment">// [abc,abc] 1</span>
fmt<span class="token punctuation">.</span><span class="token function">Println</span><span class="token punctuation">(</span><span class="token string">"not contain seperator "</span><span class="token punctuation">,</span> s<span class="token punctuation">,</span> <span class="token function">len</span><span class="token punctuation">(</span>s<span class="token punctuation">)</span><span class="token punctuation">)</span>
fmt<span class="token punctuation">.</span><span class="token function">Println</span><span class="token punctuation">(</span><span class="token function">len</span><span class="token punctuation">(</span><span class="token string">""</span><span class="token punctuation">)</span><span class="token punctuation">,</span> <span class="token function">len</span><span class="token punctuation">(</span><span class="token punctuation">[</span><span class="token punctuation">]</span><span class="token builtin">string</span><span class="token punctuation">{</span><span class="token string">""</span><span class="token punctuation">}</span><span class="token punctuation">)</span><span class="token punctuation">)</span> <span class="token comment">//0 1</span>
<span class="token comment">//str := ""</span>
<span class="token comment">//fmt.Println(str[0]) //panic: runtime error: index out of range [0] with length 0</span>
<span class="token comment">// 取某一位的值</span>
str <span class="token operator">:=</span> <span class="token string">"abc"</span>
fmt<span class="token punctuation">.</span><span class="token function">Println</span><span class="token punctuation">(</span>str<span class="token punctuation">[</span><span class="token number">0</span><span class="token punctuation">]</span><span class="token punctuation">)</span>
str2 <span class="token operator">:=</span> <span class="token string">"abc中午"</span>
fmt<span class="token punctuation">.</span><span class="token function">Printf</span><span class="token punctuation">(</span><span class="token string">"%v,%v,%v,%c"</span><span class="token punctuation">,</span> str2<span class="token punctuation">[</span><span class="token number">0</span><span class="token punctuation">]</span><span class="token punctuation">,</span> str2<span class="token punctuation">[</span><span class="token number">3</span><span class="token punctuation">]</span><span class="token punctuation">,</span> <span class="token punctuation">[</span><span class="token punctuation">]</span><span class="token function">byte</span><span class="token punctuation">(</span>str2<span class="token punctuation">)</span><span class="token punctuation">,</span> <span class="token punctuation">[</span><span class="token punctuation">]</span><span class="token function">rune</span><span class="token punctuation">(</span>str2<span class="token punctuation">)</span><span class="token punctuation">[</span><span class="token number">3</span><span class="token punctuation">]</span><span class="token punctuation">)</span>
</code></pre>
php中explode对空字符串的分割，与go一致，不支持空分隔符
<pre><code class="lang-php hljs"> <span class="token comment">//explode ($delimiter, $string, $limit = null) 分隔符是第一个参数</span> <span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">explode</span><span class="token punctuation">(</span><span class="token single-quoted-string string">''</span><span class="token punctuation">,</span><span class="token single-quoted-string string">'abc'</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span><span class="token comment">//分割符是空，返回Warning bool false</span> <span class="token function">var_dump</span><span class="token punctuation">(</span><span class="token function">explode</span><span class="token punctuation">(</span><span class="token single-quoted-string string">','</span><span class="token punctuation">,</span><span class="token single-quoted-string string">''</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span><span class="token comment">//字符串是空，返回array(0=>"")</span> </code></pre> 到此这篇关于“golang strings.Split函数”的文章就介绍到这了,更多文章或继续浏览下面的相关文章，希望大家以后多多支持JQ教程网！您可能感兴趣的文章：
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