22-5-join
Posted zhangyu666
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<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Title</title> <style> body { font-family: "Microsoft YaHei", serif; } body, dl, dd, p, h1, h2, h3, h4, h5, h6 { margin: 0; } ol, ul, li { margin: 0; padding: 0; list-style: none; } img { border: none } </style> </head> <body> <script> let a = ["1","2","3","4","5","6"]; let b = a.join("<===>"); console.log(a); console.log(b); </script> </body> </html>
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