init

2023-05-01 19:37:40 +08:00
commit da2c0fadf7
133 changed files with 29002 additions and 0 deletions
--- a/Html-Javascript/09-字符串.html
+++ b/Html-Javascript/09-字符串.html
@@ -0,0 +1,60 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Document</title>
+    <style>
+        @font-face {
+            font-family: "水彩字体";
+            src: url(./字体.woff2);
+        }
+        html {
+            font-family: "水彩字体";
+            color: salmon;
+            font-size: 30px;
+        }
+
+    </style>
+</head>
+<body>
+
+    <div id="app">
+        The variable named var in the global variable is attached to the window global object
+    </div>
+<script>
+
+    let str= "hello 厚度, i o y"
+
+    //获取字符串长度
+    console.log(str.length);
+
+    //获取字符串unicode编码
+    // console.log(str.charCodeAt(0));
+
+    //unicode 转字符串
+    // console.log(String.fromCharCode(1));
+
+    //字符串变数值 split()
+    let name = `章三,李四,王五,赵六`;
+    console.log(name.split(','));
+
+    //正则
+
+    let strr = "章三,李四,王五,赵六";
+    let reg= /,/;
+
+    //正则匹配
+    let b =reg.test(strr);
+    console.log(b);
+
+    //替换
+    let stt =strr.replace(/,/g,'--');
+    console.log(stt);
+
+
+</script>
+
+
+</body>
+</html>