From c031c1517e51213c5e1a0024e4403d6ce9be536e Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E6=B1=9F=E6=96=87=E6=B7=AF?= <14131014+jiang-wenyu0212@user.noreply.gitee.com> Date: Mon, 16 Dec 2024 12:41:51 +0800 Subject: [PATCH] 1212 --- .../20241209.md" | 0 .../20241212.md" | 17 +++++++++++++++++ 2 files changed, 17 insertions(+) create mode 100644 "\346\261\237\346\226\207\346\267\257/20241209.md" create mode 100644 "\346\261\237\346\226\207\346\267\257/20241212.md" diff --git "a/\346\261\237\346\226\207\346\267\257/20241209.md" "b/\346\261\237\346\226\207\346\267\257/20241209.md" new file mode 100644 index 0000000..e69de29 diff --git "a/\346\261\237\346\226\207\346\267\257/20241212.md" "b/\346\261\237\346\226\207\346\267\257/20241212.md" new file mode 100644 index 0000000..c80f59d --- /dev/null +++ "b/\346\261\237\346\226\207\346\267\257/20241212.md" @@ -0,0 +1,17 @@ +## Linq查询作业 +基础练习 +```cs + public IActionResult One() + { + int[] numbers = { 1, 2, 3, 4, 5, 6 }; + //1.查询特定元素 找出数组中等于5的元素 + var a = numbers.Where(x => x == 5); + //2.查询特定范围的元素 找出数组中在2到8之间的元素 + var b = numbers.Where(x => x >= 2 && x <= 8); + + ViewBag.a = string.Join("",b); + //3.查询并转换元素 将数组中的每个数字乘以2 + var c=numbers.Select(x=>x*2); + return View(); + } +``` \ No newline at end of file -- Gitee