All-in-One Tools - Free Online Tools

🔁 Replacement Functions:

• Perform Replace: Execute replacement operations on input text according to set rules
• Global Replace: Replace all matching content in the text
• Line-by-Line Replace: Process text line by line, applying replacement rules to each line individually
• Test Replace: Preview replacement effects without actually modifying text
• Email Example: Load example rules for email address processing
• Phone Example: Load example rules for phone number processing

⚙️ Mode Settings:

• Case Sensitive: Distinguish between uppercase and lowercase letters when matching
• Whole Word Match: Only match complete words
• Regex Mode: Use regular expressions for pattern matching
• Multi-line Mode: In multi-line text, ^ and $ match the start and end of each line

📝 Replacement Rules:

• Find: Enter text or regular expression patterns to find
• Replace with: Enter text to replace with, can use $1, $2 etc. to reference regex groups
• Multiple Find Targets: Use vertical bar | to separate multiple find contents, e.g. "apple|orange|banana"
• Regular Expressions: When regex mode is enabled, you can use special characters like \d (digits), \w (word characters), . (any character), etc.

🧹 Clear Operations:

• Clear Spaces: Remove all spaces (including spaces, tabs, etc.) from text
• Clear Line Breaks: Remove all line breaks, merging multi-line text into a single line
• Clear Symbols: Remove all punctuation and special characters, leaving only letters, numbers, and spaces
• Clear Numbers: Remove all numeric characters from text
• Clear Extra Spaces: Merge multiple consecutive spaces into a single space, and remove leading/trailing spaces
• Clear All: Clear all content in input and output text boxes

📋 Text Operations:

• Copy Input: Copy text from input box to clipboard
• Cut Input: Cut text from input box to clipboard (copy and clear input box)
• Clear Input: Clear all content in input box
• Copy Output: Copy text from output box to clipboard
• Swap Text: Swap content between input and output boxes

💎 Usage Tips:

• Use | separator to replace multiple different texts at once, e.g. "cat|dog|bird"
• In regular expressions, use parentheses () to create groups, and use $1, $2 in replacement text to reference them
• Combine "Clear Extra Spaces" and "Line-by-Line Replace" for efficient data cleaning
• Use "Test Replace" to preview effects before performing actual replacement to avoid mistakes