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我想计算出某行文本是不是注释

# 我是注释
a=我不是注释

  # 我是注释
a1=我不是注释

所以想要一个正则表达式 myregexp

myregexp.test('# 我是注释') // true
myregexp.test('   # 我是注释') // true
myregexp.test('a=我不是注释') // false

请问这个正则表达式怎么写呢?

为什么 /^?s#/.test('# 我是注释') 会报错呢?


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已解决 /^s*#/


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