\u7f16\u8bd1\u3001\u8fd0\u884cScala\u67093\u79cd\u65b9\u5f0f\uff1a<\/p>\n\n\n\n
1\u3001\u547d\u4ee4\u884c<\/p>\n\n\n\n
\u5355\u884c<\/p>\n\n\n\n
\u591a\u884c– :paste<\/p>\n\n\n\n
ctrl+d<\/p>\n\n\n\n
2\u3001REPL<\/p>\n\n\n\n
\u89e3\u91ca\u5668<\/p>\n\n\n\n
\u9996\u5148\u901a\u8fc7cmd\u8fdb\u5165\u4ee3\u7801\u6587\u4ef6\u6240\u5728\u7684\u76ee\u5f55<\/p>\n\n\n\n
\u7b2c\u4e8c\u6b65\uff1ascalac xxx.scala \u5f97\u5230.class\u6587\u4ef6<\/p>\n\n\n\n
\u7b2c\u4e09\u6b65\uff1ascala xxx<\/p>\n\n\n\n
3\u3001idea<\/p>\n\n\n\n
\u5728\u7ebf<\/p>\n\n\n\n
\u79bb\u7ebf<\/p>\n\n\n\n
=========================================<\/p>\n\n\n\n
\/\/\u5e26\u7740\u7f16\u53f7\u8f93\u51fa10\u6b21hello word<\/p>\n\n\n\n
\/\/java for\u8bed\u6cd5\uff1afor\uff08int i = 0 ;i < 10 ;i++\uff09{System.out.println(i+”hello word”)} <\/p>\n\n\n\n
\/\/1.\u8303\u56f4\u904d\u5386<\/p>\n\n\n\n
for(i <- 1 to 10){ \/\/\u4ece\u4e00\u5230\u5341<\/p>\n\n\n\n
println(i+”.hello word”)<\/p>\n\n\n\n
}<\/p>\n\n\n\n
\/\/\u672c\u8d28\u662f\uff0c\u8c03\u7528\u4e861\u7684.to\uff08\uff09\u65b9\u6cd5<\/p>\n\n\n\n
\/\/\u4f46\u662f\u5bf9\u8c61\u7684\u8c03\u7528\u53ef\u4ee5\u7701\u7565\u70b9 \u7528\u7a7a\u683c\u4ee3\u66ff \u7c7b\u578bint\u4e5f\u7701\u7565\u4e86<\/p>\n\n\n\n
\/\/ 1.to(10) \u8868\u793a\u7684\u662f\u521b\u5efa\u4e86\u8fd9\u6837\u4e00\u4e2a\u7c7b\u578b\uff08Range—\u96c6\u5408\u7c7b\u578b\uff09\u7684\u5bf9\u8c61 for\u5faa\u73af\u904d\u5386\u7684\u5c31\u662f\u8fd9\u4e2a\u5bf9\u8c61\u91cc\u7684\u5143\u7d20<\/p>\n\n\n\n
for(i :Int <- 1.to(10)){<\/p>\n\n\n\n
println(i+”.hello word”) \/\/to \u8f93\u51fa 1\u523010 \u5305\u62ec1\u548c10<\/p>\n\n\n\n
} <\/p>\n\n\n\n
println(“===================”)<\/p>\n\n\n\n
\/\/\u4e0d\u5305\u542b\u8fb9\u9645\u7684\u904d\u5386<\/p>\n\n\n\n
for (i<- Range(1,10)){<\/p>\n\n\n\n
println(i+”.hello word”) \/\/Range\u5bf9\u8c61 \u8f93\u51fa 1\u52309 \u5305\u62ec1\u548c9<\/p>\n\n\n\n
} <\/p>\n\n\n\n
println(“===================”)<\/p>\n\n\n\n
for (i <- 1 until 10){<\/p>\n\n\n\n
println(i+”.hello word”) \/\/until \u5230\u5341\u7ed3\u675f \u4e0d\u5305\u542b10 \u8f93\u51fa1\u52309<\/p>\n\n\n\n
}<\/p>\n\n\n\n
=======231024==========<\/p>\n\n\n\n
a = 10<\/p>\n\n\n\n
b = 90<\/p>\n\n\n\n
sum = 10<\/p>\n\n\n\n
sum *= a+b<\/p>\n\n\n\n
sum= sum*(a+b)<\/p>\n\n\n\n
11111111<\/p>\n\n\n\n
11111111<\/p>\n\n\n\n
11111111<\/p>\n\n\n\n
11111111<\/p>\n\n\n\n
11111111<\/p>\n\n\n\n
11111111<\/p>\n\n\n\n
11111111<\/p>\n\n\n\n
1111111<\/p>\n\n\n\n
1000000000000000000000000000000000000000000000000000000000000000<\/p>\n\n\n\n
if((a>b)&&(sum++))<\/p>\n\n\n\n
{println(“hello “)}<\/p>\n\n\n\n
println(sum) \/\/10<\/p>\n\n\n\n
val x = -12+13 \u53cc\u76ee\uff08\u8fd0\u7b97\u5bf9\u8c61\uff09\u8fd0\u7b97\u7b26 <\/p>\n\n\n\n
\u5355\u76ee<\/p>\n\n\n\n
val s = “hello world”<\/p>\n\n\n\n
==<\/p>\n\n\n\n
\u5b57\u7b26\u4e32\u7684\u63d2\u503c\uff1a<\/p>\n\n\n\n
val name = “Tom”<\/p>\n\n\n\n
val age = 60<\/p>\n\n\n\n
val address = \u5317\u4eac\u5e02\u6d77\u6dc0\u533a\u53cc\u6e05\u8def8\u53f7<\/p>\n\n\n\n
\u7ed3\u679c\uff1amy name is Tom, i was 60 years old,i was living <\/p>\n\n\n\n
\u5317\u4eac\u5e02\u6d77\u6dc0\u533a\u53cc\u6e05\u8def8\u53f7<\/p>\n\n\n\n
s”my naem is $name, i was $age years old,i was living in<\/p>\n\n\n\n
$address”<\/p>\n\n\n\n
f””<\/p>\n\n\n\n
raw”\\n”<\/p>\n\n\n\n
for(x<-\u7ed3\u679c) \u8bed\u53e5<\/p>\n\n\n\n
String.foreach(x=>\u8bed\u53e5) <\/p>\n\n\n\n
String.map() Vector<\/p>\n\n\n\n
StringBilder<\/p>\n\n\n\n
var s = “hell world”<\/p>\n\n\n\n
s.append(“!”)<\/p>\n\n\n\n
StringBuffer<\/p>\n\n\n\n
\u66ff\u6362\u8eab\u4efd\u4e2d\u7684\u6570\u5b57<\/p>\n\n\n\n
val iden=”123456781234″<\/p>\n\n\n\n
val sb = StringBilder()<\/p>\n\n\n\n
\u9996\u5148\u628aiden\u4e2d\u9700\u66ff\u6362\u7684\u5b57\u7b26\u4e32\u201c1234\u201d\u7684\u7d22\u5f15\uff0c\u5b58\u653e\u5230\u4e00\u4e2aindexs(8,9,10,11)<\/p>\n\n\n\n
\u7136\u540e\u904d\u5386iden:<\/p>\n\n\n\n
\u5982\u679c\u53d1\u73b08\uff0c9\uff0c10\uff0c11\u5728iden\u4e2d\u51fa\u73b0\u4e86\uff0c\u66ff\u6362\u4e3a*<\/p>\n\n\n\n
\u5982\u679c\u6ca1\u6709\u53d1\u540c8\uff0c9\uff0c10\uff0c11\u5728iden\u4e2d\u51fa\u73b0\uff0c\u628a\u539f\u6765\u7684\u5b57\u7b26\u653e\u5165\u5230sb<\/p>\n\n\n\n
sb–<\/p>\n","protected":false},"excerpt":{"rendered":"
\u7f16\u8bd1\u3001\u8fd0\u884cScala\u67093\u79cd\u65b9\u5f0f\uff1a 1\u3001\u547d\u4ee4\u884c \u5355\u884c   […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":["post-283","post","type-post","status-publish","format-standard","hentry","category-scala"],"_links":{"self":[{"href":"https:\/\/fg2025.cn\/index.php\/wp-json\/wp\/v2\/posts\/283","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fg2025.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fg2025.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fg2025.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fg2025.cn\/index.php\/wp-json\/wp\/v2\/comments?post=283"}],"version-history":[{"count":0,"href":"https:\/\/fg2025.cn\/index.php\/wp-json\/wp\/v2\/posts\/283\/revisions"}],"wp:attachment":[{"href":"https:\/\/fg2025.cn\/index.php\/wp-json\/wp\/v2\/media?parent=283"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fg2025.cn\/index.php\/wp-json\/wp\/v2\/categories?post=283"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fg2025.cn\/index.php\/wp-json\/wp\/v2\/tags?post=283"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}