[R] remove ", " at the end of each line for all lines except the first line in a data frame

[xiaerwhite]

the question ask me to use gsub() and subsetting to remove the comma at the
end of the for all but the first value in a data frame.

the first few lines are like the following:
[1] "2177663,-41,175,2678248,6021224,1840,5,25,17,,,6,,"                
 "2177691,-39.6,176.2,2784798,6173592,1843,7,8,5,30,,7.6,12,"       
[3] "2177754,-47,166,1977803,5333806,1846,7,13,6,20,,63,,"              
"2177759,-41,172,2425856,6022664,1846,11,18,19,,,65,,"             
[5] "2177762,-41,174.5,2636191,6022065,1846,12,4,5,45,,6,,"             
"2177819,-41.9,173.60001,2559794,5923028,1848,10,15,14,10,,7.4,12,"

this data frame is called the originalQuakes

thank you for reading this, and please help!



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