Enter ascii special characters

Method 1. Alt+ascii value
http://jingyan.baidu.com/article/92255446a76801851648f4c5.html?st=2&net_type=&bd_page_type=1&os=0&rst=&word=186

Press the Alt key first, then press the numeric keys of the keypad , such as 07 (decimal, directly input 7 can also be), and then release the Alt key, you can enter the bell character with ascii value of 07

Note

that it must be the number key of the small keyboard, not the main keyboard Method 2. Use The script is output to a file, and then copied
. For example, python outputs the bell key:

if __name__ == '__main__':
    import codecs
    fo=codecs.open('bellChar.txt', 'w');
    fo.write('\a') #\x07 bell character
    fo.close()