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JavaScript RegExp 正则表达式对象
tryjs_regexp_exec
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<!DOCTYPE html> <html> <body> <h2>JavaScript 正则表达式</h2> <p id="demo"></p> <script> var obj = /e/.exec("The best things in life are free!"); document.getElementById("demo").innerHTML = "Found " + obj[0] + " in position " + obj.index + " in the text: " + obj.input; </script> </body> </html>