{"rsdb":{"rid":"395134","subhead":"","postdate":"0","aid":"272514","fid":"90","uid":"1","topic":"1","content":"<div id=\"cnblogs_post_body\" class=\"blogpost-body cnblogs-markdown\"> \n <p>@<\/p>\n <div class=\"toc\">\n  <div class=\"toc-container-header\">\n   \u76ee\u5f55\n  <\/div>\n  <ul>\n   <li><a rel=\"noopener\">Scala\u7684\u57fa\u672c\u4f7f\u7528<\/a>\n    <ul>\n     <li><a rel=\"noopener\">\u4e00\u3001\u57fa\u7840\u8bed\u6cd5<\/a>\n      <ul>\n       <li><a rel=\"noopener\">1.1 \u53d8\u91cf<\/a>\n        <ul>\n         <li><a rel=\"noopener\">1.1.1 var\u548cval<\/a><\/li>\n         <li><a rel=\"noopener\">1.1.2 \u81ea\u52a8\u7c7b\u578b\u63a8\u65ad<\/a><\/li>\n        <\/ul><\/li>\n       <li><a rel=\"noopener\">1.2 \u6570\u636e\u7c7b\u578b<\/a>\n        <ul>\n         <li><a rel=\"noopener\">1.2.1 \u57fa\u7840\u6570\u636e\u7c7b\u578b<\/a><\/li>\n         <li><a rel=\"noopener\">1.2.2 \u589e\u5f3a\u6570\u636e\u7c7b\u578b<\/a><\/li>\n        <\/ul><\/li>\n       <li><a rel=\"noopener\">1.3 \u64cd\u4f5c\u7b26<\/a><\/li>\n      <\/ul><\/li>\n     <li><a rel=\"noopener\">\u4e8c\u3001\u6d41\u7a0b\u63a7\u5236<\/a>\n      <ul>\n       <li><a rel=\"noopener\">2.1 if\u8868\u8fbe\u5f0f<\/a><\/li>\n       <li><a rel=\"noopener\">2.2 \u8bed\u53e5\u7ec8\u7ed3\u7b26<\/a><\/li>\n       <li><a rel=\"noopener\">2.3 \u5faa\u73af<\/a>\n        <ul>\n         <li><a rel=\"noopener\">2.3.1 for\u5faa\u73af<\/a><\/li>\n         <li><a rel=\"noopener\">2.3.2 \u8fd9\u91cc\u9762\u7684to\u53ef\u4ee5\u6362\u6210until<\/a><\/li>\n         <li><a rel=\"noopener\">2.3.3 for\u5faa\u73af\u9488\u5bf9\u5b57\u7b26\u4e32\u8fd8\u53ef\u4ee5\u7528<\/a>\n          <ul>\n           <li><a rel=\"noopener\">2.3.4 \u6ce8\u610f\u82b1\u62ec\u53f7<\/a><\/li>\n          <\/ul><\/li>\n         <li><a rel=\"noopener\">2.3.5 while\u5faa\u73af<\/a><\/li>\n        <\/ul><\/li>\n       <li><a rel=\"noopener\">2.4 \u9ad8\u7ea7for\u5faa\u73af<\/a>\n        <ul>\n         <li><a rel=\"noopener\">2.4.1 if\u5b88\u536b\u6a21\u5f0f<\/a><\/li>\n         <li><a rel=\"noopener\">2.4.2 for\u63a8\u5bfc\u5f0f<\/a><\/li>\n        <\/ul><\/li>\n      <\/ul><\/li>\n     <li><a rel=\"noopener\">\u4e09\u3001Scala\u7684\u96c6\u5408\u4f53\u7cfb<\/a>\n      <ul>\n       <li><a rel=\"noopener\">3.1 \u96c6\u5408\u4f53\u7cfb<\/a><\/li>\n       <li><a rel=\"noopener\">3.2 \u96c6\u5408\u5206\u7c7b<\/a><\/li>\n       <li><a rel=\"noopener\">3.3Set\u96c6\u5408<\/a>\n        <ul>\n         <li><a rel=\"noopener\">3.3.1\u521b\u5efa\u96c6\u5408<\/a>\n          <ul>\n           <li><a rel=\"noopener\">\u4e0d\u53ef\u53d8\u96c6\u5408<\/a><\/li>\n           <li><a rel=\"noopener\">\u53ef\u53d8\u96c6\u5408<\/a><\/li>\n          <\/ul><\/li>\n         <li><a rel=\"noopener\">3.3.2 HashSet<\/a><\/li>\n         <li><a rel=\"noopener\">3.3.3LinkedHashSet<\/a><\/li>\n         <li><a rel=\"noopener\">3.3.4 SortedSet<\/a><\/li>\n        <\/ul><\/li>\n       <li><a rel=\"noopener\">3.4 List\u96c6\u5408<\/a>\n        <ul>\n         <li><a rel=\"noopener\">3.4.1 \u521b\u5efa<\/a><\/li>\n         <li><a rel=\"noopener\">3.4.2 \u83b7\u53d6\u6570\u7ec4\u5143\u7d20<\/a><\/li>\n        <\/ul><\/li>\n       <li><a rel=\"noopener\">3.5 ListBuffer<\/a>\n        <ul>\n         <li><a rel=\"noopener\">3.5.1 \u52a8\u6001\u589e\u52a0\u6216\u8005\u79fb\u9664\u5143\u7d20<\/a><\/li>\n         <li><a rel=\"noopener\">3.5.2 \u904d\u5386ListBuffer<\/a><\/li>\n        <\/ul><\/li>\n       <li><a rel=\"noopener\">3.6 Map\u96c6\u5408<\/a>\n        <ul>\n         <li><a rel=\"noopener\">3.6.1\u521b\u5efaMap<\/a>\n          <ul>\n           <li><a rel=\"noopener\">\u521b\u5efa\u4e00\u4e2a\u4e0d\u53ef\u53d8\u7684Map<\/a><\/li>\n           <li><a rel=\"noopener\">\u521b\u5efa\u4e00\u4e2a\u53ef\u53d8\u7684Map<\/a><\/li>\n           <li><a rel=\"noopener\">\u8fd8\u6709\u4e00\u79cd\u521b\u5efaMap\u7684\u7b80\u6613\u65b9\u5f0f\uff0c\u8fd9\u79cd\u65b9\u5f0f\u521b\u5efa\u7684\u662f\u4e0d\u53ef\u53d8Map<\/a><\/li>\n          <\/ul><\/li>\n         <li><a rel=\"noopener\">3.6.2 \u67e5\u8be2<\/a>\n          <ul>\n           <li><a rel=\"noopener\">\u4e00\u822c\u67e5\u8be2<\/a><\/li>\n           <li><a rel=\"noopener\">key\u4e0d\u5b58\u5728\u5904\u7406<\/a><\/li>\n           <li><a rel=\"noopener\">getOrElse\u51fd\u6570<\/a><\/li>\n          <\/ul><\/li>\n         <li><a rel=\"noopener\">3.6.3 \u4fee\u6539<\/a>\n          <ul>\n           <li><a rel=\"noopener\">\u66f4\u65b0map\u4e2d\u7684\u5143\u7d20<\/a><\/li>\n           <li><a rel=\"noopener\">\u589e\u52a0\u591a\u4e2a\u5143\u7d20<\/a><\/li>\n           <li><a rel=\"noopener\">\u79fb\u9664\u5143\u7d20<\/a><\/li>\n          <\/ul><\/li>\n         <li><a rel=\"noopener\">3.6.4 \u904d\u5386<\/a>\n          <ul>\n           <li><a rel=\"noopener\">\u904d\u5386map\u7684entrySet<\/a><\/li>\n           <li><a rel=\"noopener\">\u904d\u5386map\u7684key<\/a><\/li>\n           <li><a rel=\"noopener\">\u904d\u5386map\u7684value<\/a><\/li>\n          <\/ul><\/li>\n         <li><a rel=\"noopener\">3.6.5 \u6700\u540e\u770b\u4e00\u4e0bMap\u7684\u51e0\u4e2a\u5b50\u7c7b<\/a><\/li>\n        <\/ul><\/li>\n       <li><a rel=\"noopener\">3.7 Array<\/a><\/li>\n       <li><a rel=\"noopener\">3.8 ArrayBuffer<\/a>\n        <ul>\n         <li><a rel=\"noopener\">3.8.1 \u521d\u59cb\u5316<\/a><\/li>\n         <li><a rel=\"noopener\">3.8.2 \u6dfb\u52a0\u5143\u7d20<\/a><\/li>\n         <li><a rel=\"noopener\">3.8.3 \u6307\u5b9a\u4f4d\u7f6e\u63d2\u5165\u5143\u7d20<\/a><\/li>\n         <li><a rel=\"noopener\">3.8.4 \u79fb\u9664\u5143\u7d20<\/a><\/li>\n         <li><a rel=\"noopener\">3.8.5 Array\u4e0eArrayBuffer\u7684\u8f6c\u6362<\/a><\/li>\n        <\/ul><\/li>\n       <li><a rel=\"noopener\">3.9 \u6570\u7ec4\u5e38\u89c1\u64cd\u4f5c<\/a>\n        <ul>\n         <li><a rel=\"noopener\">3.9.1 \u904d\u5386<\/a><\/li>\n         <li><a rel=\"noopener\">3.9.2 \u6c42\u548c\u3001\u6c42\u6700\u5927\u503c<\/a><\/li>\n         <li><a rel=\"noopener\">3.9.3 \u6570\u7ec4\u6392\u5e8f<\/a><\/li>\n        <\/ul><\/li>\n       <li><a rel=\"noopener\">3.10 Tuple<\/a><\/li>\n       <li><a rel=\"noopener\">3.11 \u603b\u7ed3<\/a>\n        <ul>\n         <li><a rel=\"noopener\">3.11.1 \u53ef\u53d8\u96c6\u5408<\/a><\/li>\n         <li><a rel=\"noopener\">3.11.2 \u4e0d\u53ef\u53d8\u96c6\u5408<\/a><\/li>\n         <li><a rel=\"noopener\">3.11.3 \u53ef\u53d8+\u4e0d\u53ef\u53d8\u96c6\u5408<\/a><\/li>\n         <li><a rel=\"noopener\">3.11.4 \u8fd8\u6709\u4e24\u4e2a\u7f16\u5916\u4eba\u5458\uff1a<\/a><\/li>\n        <\/ul><\/li>\n      <\/ul><\/li>\n     <li><a rel=\"noopener\">\u56db\u3001Scala\u4e2d\u51fd\u6570\u7684\u4f7f\u7528<\/a>\n      <ul>\n       <li><a rel=\"noopener\">4.1 \u51fd\u6570\u7684\u5b9a\u4e49<\/a>\n        <ul>\n         <li><a rel=\"noopener\">4.1.1 \u5b9a\u4e49\u51fd\u6570<\/a><\/li>\n         <li><a rel=\"noopener\">4.1.2 \u51fd\u6570\u7684\u8fd4\u56de\u503c<\/a><\/li>\n         <li><a rel=\"noopener\">4.1.3 \u533a\u522b<\/a><\/li>\n         <li><a rel=\"noopener\">4.1.4 \u5355\u884c\u51fd\u6570<\/a><\/li>\n         <li><a rel=\"noopener\">4.1.5 \u591a\u884c\u51fd\u6570<\/a><\/li>\n        <\/ul><\/li>\n       <li><a rel=\"noopener\">4.2 \u51fd\u6570\u7684\u53c2\u6570<\/a>\n        <ul>\n         <li><a rel=\"noopener\">4.2.1 \u9ed8\u8ba4\u53c2\u6570<\/a>\n          <ul>\n           <li><a rel=\"noopener\">scala\u5b9e\u73b0<\/a><\/li>\n           <li><a rel=\"noopener\"><a href=https:\/\/www.cppentry.com style=text-decoration:underline;font-size:14px;color:#F70968; target=_blank>java<\/a>\u5b9e\u73b0<\/a><\/li>\n          <\/ul><\/li>\n         <li><a rel=\"noopener\">4.2.2 \u5e26\u540d\u53c2\u6570<\/a><\/li>\n         <li><a rel=\"noopener\">4.2.3 \u53ef\u53d8\u53c2\u6570<\/a><\/li>\n        <\/ul><\/li>\n       <li><a rel=\"noopener\">4.3 \u8fc7\u7a0b-\u7279\u6b8a\u7684\u51fd\u6570<\/a>\n        <ul>\n         <li><a rel=\"noopener\">4.3.1 \u5b9a\u4e49<\/a><\/li>\n         <li><a rel=\"noopener\">4.3.2 \u5199\u6cd5<\/a><\/li>\n        <\/ul><\/li>\n       <li><a rel=\"noopener\">4.4 lazy<\/a>\n        <ul>\n         <li><a rel=\"noopener\">4.4.1 \u4f7f\u7528\u573a\u666f<\/a><\/li>\n        <\/ul><\/li>\n      <\/ul><\/li>\n    <\/ul><\/li>\n  <\/ul>\n <\/div>\n <p><\/p> \n <h1 id=\"scala\u7684\u57fa\u672c\u4f7f\u7528\">Scala\u7684\u57fa\u672c\u4f7f\u7528<\/h1> \n <h2 id=\"\u4e00\u57fa\u7840\u8bed\u6cd5\">\u4e00\u3001\u57fa\u7840\u8bed\u6cd5<\/h2> \n <h3 id=\"11-\u53d8\u91cf\">1.1 \u53d8\u91cf<\/h3> \n <h4 id=\"111-var\u548cval\">1.1.1 var\u548cval<\/h4> \n <p>Scala\u4e2d\u7684\u53d8\u91cf\u5206\u4e3a\u4e24\u79cd\uff1a<br \/> \u53ef\u53d8var\uff1a\u53ef\u4ee5\u968f\u65f6\u4fee\u6539var\u58f0\u660e\u7684\u53d8\u91cf\u7684\u503c<br \/> \u4e0d\u53ef\u53d8val\uff1aval\u58f0\u660e\u7684\u53d8\u91cf\uff0c\u503c\u4e0d\u80fd\u88ab\u4fee\u6539\uff0c\u5426\u5219\u4f1a\u62a5\u9519\uff1aerror: reassignment to val<\/p> \n <pre><code>scala&gt; var a = 1\na: Int = 1\nscala&gt; a = 2\na: Int = 2\nscala&gt; val b = 1\nb: Int = 1\nscala&gt; b = 2\n&lt;console&gt;:8: error: reassignment to val\n       b = 2\n       ^\n<\/code><\/pre> \n <h4 id=\"112-\u81ea\u52a8\u7c7b\u578b\u63a8\u65ad\">1.1.2 \u81ea\u52a8\u7c7b\u578b\u63a8\u65ad<\/h4> \n <p>\u65e0\u8bba\u58f0\u660eval\u53d8\u91cf\uff0c\u8fd8\u662f\u58f0\u660evar\u53d8\u91cf\uff0c\u90fd\u53ef\u4ee5\u624b\u52a8\u6307\u5b9a\u53d8\u91cf\u7684\u7c7b\u578b\uff1b\u5982\u679c\u4e0d\u6307\u5b9a\uff0cScala\u4f1a\u81ea\u52a8\u6839\u636e\u503c\uff0c\u8fdb\u884c\u7c7b\u578b\u63a8\u65ad<\/p> \n <pre><code>scala&gt; val c = 1\nc: Int = 1\n\nscala&gt; val c: Int = 1\nc: Int = 1\n<\/code><\/pre> \n <h3 id=\"12-\u6570\u636e\u7c7b\u578b\">1.2 \u6570\u636e\u7c7b\u578b<\/h3> \n <h4 id=\"121-\u57fa\u7840\u6570\u636e\u7c7b\u578b\">1.2.1 \u57fa\u7840\u6570\u636e\u7c7b\u578b<\/h4> \n <p><code>Byte\u3001Char\u3001Short\u3001Int\u3001Long\u3001Float\u3001Double\u3001Boolean<\/code><\/p> \n <h4 id=\"122-\u589e\u5f3a\u6570\u636e\u7c7b\u578b\">1.2.2 \u589e\u5f3a\u6570\u636e\u7c7b\u578b<\/h4> \n <p><code>StringOps\u3001RichInt\u3001RichDouble\u3001RichChar<\/code><br \/> \u589e\u5f3a\u7248\u6570\u636e\u7c7b\u7ed9\u57fa\u672c\u6570\u636e\u7c7b\u578b\u589e\u52a0\u4e86\u4e0a\u767e\u79cd\u589e\u5f3a\u7684\u529f\u80fd<\/p> \n <h3 id=\"13-\u64cd\u4f5c\u7b26\">1.3 \u64cd\u4f5c\u7b26<\/h3> \n <p>Scala\u7684\u7b97\u672f\u64cd\u4f5c\u7b26\u4e0eJava\u7684\u7b97\u672f\u64cd\u4f5c\u7b26\u6ca1\u6709\u4ec0\u4e48\u533a\u522b<\/p> \n <p>\u6bd4\u5982+\u3001-\u3001*\u3001\/\u3001%\u7b49\uff0c\u4ee5\u53ca&amp;\u3001|\u3001^\u3001&gt;&gt;\u3001&lt;&lt;\u7b49<\/p> \n <p>\u6ce8\u610f\uff1a<font color=\"OrangeRed\" size=\"4\"> Scala\u4e2d\u6ca1\u6709\u63d0\u4f9b++\u3001\u2014\u2013\u64cd\u4f5c\u7b26 <\/font><\/p> \n <p>\u6211\u4eec\u53ea\u80fd\u4f7f\u7528+\u548c-\uff0c\u6bd4\u5982count = 1\uff0ccount++\u662f\u9519\u8bef\u7684\uff0c\u5fc5\u987b\u5199\u505acount += 1<\/p> \n <h2 id=\"\u4e8c\u6d41\u7a0b\u63a7\u5236\">\u4e8c\u3001\u6d41\u7a0b\u63a7\u5236<\/h2> \n <h3 id=\"21-if\u8868\u8fbe\u5f0f\">2.1 if\u8868\u8fbe\u5f0f<\/h3> \n <p>\u5728Scala\u4e2d\uff0c<font color=\"GreenYellow\" size=\"4\"> IF\u8868\u8fbe\u5f0f\u662f\u7531\u8fd4\u56de\u503c\u7684<\/font>\uff0c\u5c31\u662fif\u6216\u8005else\u4e2d\u6700\u540e\u4e00\u884c\u8bed\u53e5\u8fd4\u56de\u7684\u503c<\/p> \n <h3 id=\"22-\u8bed\u53e5\u7ec8\u7ed3\u7b26\">2.2 \u8bed\u53e5\u7ec8\u7ed3\u7b26<\/h3> \n <p>Scala\u9ed8\u8ba4\u4e0d\u9700\u8981\u8bed\u53e5\u7ec8\u7ed3\u7b26\uff0c\u5b83\u5c06\u6bcf\u4e00\u884c\u4f5c\u4e3a\u4e00\u4e2a\u8bed\u53e5<\/p> \n <p>\u5982\u679c\u4e00\u884c\u8981\u653e\u591a\u6761\u8bed\u53e5\uff0c\u5219\u524d\u9762\u7684\u8bed\u53e5\u5fc5\u987b\u4f7f\u7528\u8bed\u53e5\u7ec8\u7ed3\u7b26<br \/> \u8bed\u53e5\u7ec8\u7ed3\u7b26\u548cJava\u4e2d\u7684\u4e00\u6837\uff0c\u5c31\u662f\u6211\u4eec\u5e73\u65f6\u4f7f\u7528\u7684\u5206\u53f7<\/p> \n <pre><code>scala&gt; val age = 20; if(age &gt; 18) 1 else 0\nage: Int = 20\nres0: Int = 1\n<\/code><\/pre> \n <h3 id=\"23-\u5faa\u73af\">2.3 \u5faa\u73af<\/h3> \n <h4 id=\"231-for\u5faa\u73af\">2.3.1 for\u5faa\u73af<\/h4> \n <p>for\u5faa\u73af\u672c\u8eab\u7684\u7279\u6027\u5c31\u6ca1\u4ec0\u4e48\u597d\u8bf4\u7684\u4e86\uff0c\u76f4\u63a5\u4e0a\u6848\u4f8b<\/p> \n <pre><code>scala&gt; :paste\n\/\/ Entering paste mode (ctrl-D to finish)\n\nval n = 10\nfor(i &lt;- 1 to n)\nprintln(i)\n\n\/\/ Exiting paste mode, now interpreting.\n\n1\n2\n3\n4\n5\n6\n7\n8\n9\n10\nn: Int = 10\n<\/code><\/pre> \n <h4 id=\"232-\u8fd9\u91cc\u9762\u7684to\u53ef\u4ee5\u6362\u6210until\">2.3.2 \u8fd9\u91cc\u9762\u7684to\u53ef\u4ee5\u6362\u6210until<\/h4> \n <pre><code>scala&gt; :paste\n\/\/ Entering paste mode (ctrl-D to finish)\n\nval n = 10\nfor(i &lt;- 1 until 10)\nprintln(i)\n\n\/\/ Exiting paste mode, now interpreting.\n\n1\n2\n3\n4\n5\n6\n7\n8\n9\nn: Int = 10\n<\/code><\/pre> \n <p>to \u548c until \u5176\u5b9e\u90fd\u662f\u51fd\u6570\uff0c\u4e00\u4e2a\u662f\u95ed\u533a\u95f4\uff0c\u4e00\u4e2a\u662f\u5f00\u533a\u95f4<\/p> \n <h4 id=\"233-for\u5faa\u73af\u9488\u5bf9\u5b57\u7b26\u4e32\u8fd8\u53ef\u4ee5\u7528\">2.3.3 for\u5faa\u73af\u9488\u5bf9\u5b57\u7b26\u4e32\u8fd8\u53ef\u4ee5\u7528<\/h4> \n <pre><code>scala&gt; for(c &lt;- &quot;hello scala&quot;) println(c)\nh\ne\nl\nl\no\n\ns\nc\na\nl\na\n<\/code><\/pre> \n <h5 id=\"234-\u6ce8\u610f\u82b1\u62ec\u53f7\">2.3.4 \u6ce8\u610f\u82b1\u62ec\u53f7<\/h5> \n <p>\u6211\u5728for\u5faa\u73af\u540e\u9762\u6ca1\u6709\u4f7f\u7528\u82b1\u62ec\u53f7\uff0c\u90fd\u7701\u7565\u4e86\uff0c\u4e3b\u8981\u662f\u56e0\u4e3afor\u5faa\u73af\u7684\u5faa\u73af\u4f53\u4ee3\u7801\u5c31\u53ea\u6709\u4e00\u884c\uff0c\u5982\u679c\u6709\u591a\u884c\uff0c\u5c31\u9700\u8981\u4f7f\u7528\u82b1\u62ec\u53f7\u4e86\uff0c\u5426\u5219\uff0c\u6700\u7ec8\u6267\u884c\u7684\u7ed3\u679c\u5c31\u4e0d\u662f\u6211\u4eec\u60f3\u8981\u7684<br \/> \u6ca1\u6709\u4f7f\u7528{}<\/p> \n <pre><code>scala&gt; :paste\n\/\/ Entering paste mode (ctrl-D to finish)\n\nfor(i &lt;- 1 to 5)\nprintln(i)\nprintln(&quot;hehe&quot;)\n\n\/\/ Exiting paste mode, now interpreting.\n\n1\n2\n3\n4\n5\nhehe\n<\/code><\/pre> \n <p>\u4f7f\u7528{}<\/p> \n <pre><code>scala&gt; :paste\n\/\/ Entering paste mode (ctrl-D to finish)\n\nfor(i &lt;- 1 to 5)\n{\nprintln(i)\nprintln(&quot;hehe&quot;)\n}\n\n\/\/ Exiting paste mode, now interpreting.\n\n1\nhehe\n2\nhehe\n3\nhehe\n4\nhehe\n5\nhehe\n<\/code><\/pre> \n <h4 id=\"235-while\u5faa\u73af\">2.3.5 while\u5faa\u73af<\/h4> \n <p>\u5b83\u7684\u7528\u6cd5\u548c<a href=https:\/\/www.cppentry.com style=text-decoration:underline;font-size:14px;color:#F70968; target=_blank>java<\/a>\u4e2d\u7684while\u4e5f\u662f\u5f88\u50cf\u7684\uff0c\u4e3b\u8981\u770b\u4e00\u4e0b\u8bed\u6cd5\u5c42\u9762\u7684\u533a\u522b<\/p> \n <pre><code>scala&gt; :paste\n\/\/ Entering paste mode (ctrl-D to finish)\n\nvar n = 10\nwhile(","orderid":"0","title":"Scala\u7684\u57fa\u672c\u4f7f\u7528(\u4e00)","smalltitle":"","mid":"0","fname":"Scala","special_id":"0","bak_id":"0","info":"0","hits":"428","pages":"5","comments":"0","posttime":"2023-08-06 07:49:31","list":"1691279371","username":"admin","author":"","copyfrom":"","copyfromurl":"","titlecolor":"","fonttype":"0","titleicon":"0","picurl":"https:\/\/www.cppentry.com\/upload_files\/","ispic":"0","yz":"1","yzer":"","yztime":"0","levels":"0","levelstime":"0","keywords":"<A HREF='https:\/\/www.cppentry.com\/do\/search.php?type=keyword&keyword=Scala' 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