latest pushes

bellos_scripts/string_manipulation.bellos

@@ -4,66 +4,33 @@
 # Demonstrating string manipulation
 
 # String concatenation
-str1="Hello"
-str2="World"
-concat="$str1 $str2"
-echo "Concatenated string: $concat"
+first_name=John
+last_name=Doe
+full_name=$first_name $last_name
+echo Full name: $full_name
 
 # String length
-echo "Length of '$concat': ${#concat}"
+string="Hello, World!"
+echo "The string '$string' has ${#string} characters."
 
 # Substring extraction
-echo "Substring (index 0-4): ${concat:0:5}"
-echo "Substring (from index 6): ${concat:6}"
+echo "The first 5 characters are: ${string:0:5}"
 
 # String replacement
 sentence="The quick brown fox jumps over the lazy dog"
 echo "Original sentence: $sentence"
-replaced=${sentence/fox/cat}
-echo "After replacing 'fox' with 'cat': $replaced"
+new_sentence=${sentence/fox/cat}
+echo "Modified sentence: $new_sentence"
 
-# Replace all occurrences
-many_the="the the the dog the cat the mouse"
-replaced_all=${many_the//the/a}
-echo "Replace all 'the' with 'a': $replaced_all"
+# Converting to uppercase and lowercase
+echo "Uppercase: ${string^^}"
+echo "Lowercase: ${string,,}"
 
-# String to uppercase
-uppercase=${sentence^^}
-echo "Uppercase: $uppercase"
-
-# String to lowercase
-lowercase=${sentence,,}
-echo "Lowercase: $lowercase"
-
-# Check if string contains substring
-if [[ $sentence == *"fox"* ]]; then
-    echo "The sentence contains 'fox'"
-else
-    echo "The sentence does not contain 'fox'"
-fi
-
-# Split string into array
-IFS=' ' read -ra words <<< "$sentence"
-echo "Words in the sentence:"
-for word in "${words[@]}"; do
-    echo "  $word"
-done
-
-# Join array elements into string
-joined=$(IFS=", "; echo "${words[*]}")
-echo "Joined words: $joined"
-
-# Trim whitespace
-whitespace_string="   trim me   "
-trimmed_string=$(echo $whitespace_string | xargs)
-echo "Original string: '$whitespace_string'"
+# Trimming whitespace
+padded_string="   trim me   "
+echo "Original string: '$padded_string'"
+trimmed_string=${padded_string## }
+trimmed_string=${trimmed_string%% }
 echo "Trimmed string: '$trimmed_string'"
 
-# String comparison
-str_a="apple"
-str_b="banana"
-if [[ $str_a < $str_b ]]; then
-    echo "$str_a comes before $str_b alphabetically"
-else
-    echo "$str_b comes before $str_a alphabetically"
-fi
+echo "String manipulation operations completed."