Remove the last character from a string

Question

What is fastest way to remove the last character from a string   I have a string like  a b c d e    I would like to remove the last     and get the remaining string back   OUTPUT  a b c d e   What is the fastest way to do this

User · Answer

You can use   substr string  string  int  start  int optional   length null     See substr in the PHP documentation  It returns part of a string

User · Answer

First  I try without a space  rtrim  arraynama        and get an error result   Then I add a space and get a good result     newarraynama   rtrim  arraynama

User · Answer

You can use substr    echo substr  a b c d e    0  -1       gt   a b c d e

User · Answer

An alternative to substr is the following  as a function   substr replace  string      -1    Is it the fastest  I don t know  but I m willing to bet these alternatives are all so fast that it just doesn t matter

[php] Remove the last character from a string

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