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显示结果
<html> <head> <title>JavaScript String charCodeAt() Method</title> </head> <body> <script type = "text/javascript"> var str = new String( "This is string" ); document.write("str.charCodeAt(0) is:" + str.charCodeAt(0)); document.write("<br />str.charCodeAt(1) is:" + str.charCodeAt(1)); document.write("<br />str.charCodeAt(2) is:" + str.charCodeAt(2)); document.write("<br />str.charCodeAt(3) is:" + str.charCodeAt(3)); document.write("<br />str.charCodeAt(4) is:" + str.charCodeAt(4)); document.write("<br />str.charCodeAt(5) is:" + str.charCodeAt(5)); </script> </body> </html>
