Regular Expression-The WeChat nickname contains special characters causing Phpexcel to export to Excel error

Source: Internet
Author: User

The database is stored in Base64_encode after the value 8J+Si+mrmOiPsuiPsvCfkos= , write to Excel when the Base64_decode, before the program did not have problems, this time the data can not write to Excel, open Excel when prompted "* * found unreadable content."
Should these special characters be replaced or phpexcel formatting problems, how to solve?

Similar to this question:
http://segmentfault.com/q/1010000002594934

Reply content:

The database is stored in Base64_encode after the value 8J+Si+mrmOiPsuiPsvCfkos= , write to Excel when the Base64_decode, before the program did not have problems, this time the data can not write to Excel, open Excel when prompted "* * found unreadable content."
Should these special characters be replaced or phpexcel formatting problems, how to solve?

Similar to this question:
http://segmentfault.com/q/1010000002594934

Does the name contain emoji?

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