How to trim whitespace from string in Golang
How to trim (remove) leading and trailing whitespace from string in Golang using the TrimSpace
, Trim
, TrimLeft
, TrimRight
methods from strings
package.
How to get the dimensions of an image in Golang
Here are two simple methods to get the dimensions of an image in Golang: using image.DecodeConfig
method if the image is not already loaded and image.Decode
method is the image is loaded.
How to split a string into slice in Golang
How to split a string into slice using Golang. For a simple split by a singular character you can use Split()
method from strings
package. For more complex rules the regexp.Split()
method can be used.
How to convert string to uppercase in Golang
How to convert a string into uppercase in Golang using ToUpper
method from strings
package.
How to convert string to lowercase in Golang
How to convert a string into lowercase in Golang using ToLower
method from strings
package.
How to convert string to hex string in Golang
How to convert a string into a hex string in Golang using EncodeToString
method from encoding/hex
package.