- SpreadJS Overview
- Getting Started
- JavaScript Frameworks
- Best Practices
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- SpreadJS Designer
- SpreadJS Designer Component
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Formula Reference
- Formula Overview
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Formula Functions
- Barcode Functions
- Compatibility Functions
- Database Functions
- Date and Time Functions
- Engineering Functions
- Financial Functions
- Information Functions
- Logical Functions
- Lookup and Reference Functions
- Math and Trigonometric Functions
- Statistical Functions
- Sparkline Functions
- Text Functions
- Web Functions
- Other Functions
- RegEx Functions
- Import and Export Reference
- Frequently Used Events
- API Documentation
- Release Notes
LEFT
This function returns the specified leftmost characters from a text value.
Syntax
LEFT(mytext, num_chars)
Arguments
This function has these arguments:
Argument | Description |
|---|---|
mytext | Text string that contains the characters you want to extract. |
num_chars | [Optional] Number of characters to extract; if omitted, uses one; if not an integer, the number is truncated |
The mytext argument can be a string, a formula that returns a string, or a reference to a cell containing a string.
The num_chars argument has these rules:
It must be greater than or equal to zero.
If it is greater than the length of text, this function returns all the text.
Data Types
Accepts string data for the first argument and numeric data the second argument. Returns string data.
Examples
LEFT(A2,LEN(A2)–1)
LEFT(R2C1,LEN(R2C1)–1)
LEFT(""TotalPrice"") gives the result T
LEFT(""Total Price"", 5) gives the result Total