info/learnxinyminutes-docs
1
0
Fork 0
mirror of https://github.com/adambard/learnxinyminutes-docs.git synced 2025-08-09 16:26:53 +02:00
Code Issues Releases Wiki Activity

Clear that length and position can be set by variable in substring extraction

Browse Source
This commit is contained in:
Andrey Samsonov
2015-05-02 15:34:56 +04:00
parent 7f1c4293e4
commit 8758bb845b
1 changed files with 2 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
bash.html.markdown
View File

@@ -59,7 +59,8 @@ echo ${VARIABLE/Some/A}
# This will substitute the first occurance of "Some" with "A" # This will substitute the first occurance of "Some" with "A"
# Substring from a variable # Substring from a variable
echo ${VARIABLE:0:7} LENGTH=7
echo ${VARIABLE:0:LENGTH}
# This will return only the first 7 characters of the value # This will return only the first 7 characters of the value
# Default value for variable # Default value for variable