C # get rid of string last character method summary

have an array; convert to String aaa|bbb|ccc|ddd|

Now to get rid of the last one |

The first method:

The statement is: str1=aaa|bbb|ccc|ddd|

Str=str1.substring (0,LASTINDECOF ("|)");

Respone.write (str);

Outprint:

========================

Aaa|bbb|ccc|ddd



The second method:

str1=aaa|bbb|ccc|ddd|

Str=str.endtrim (' 1 ')//Remember must be ' number ' because the parameter of the Endtrim method is char;



The third method:

str1=aaa|bbb|ccc|ddd|

Str=str1.remove (str.lenght-1,1)



The fourth method:

str1=aaa|bbb|ccc|ddd|

Str=str1.substring (0,str1.length-1)