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SpreadJS Overview
Getting Started
JavaScript Frameworks
Best Practices
Features
SpreadJS Designer
SpreadJS Designer Component
Touch Support
Formula Reference
- Formula Overview
- Formula Functions
  - Barcode Functions
  - Compatibility Functions
  - Database Functions
  - Date and Time Functions
  - Engineering Functions
    - BESSELI
    - BESSELJ
    - BESSELK
    - BESSELY
    - BIN2DEC
    - BIN2HEX
    - BIN2OCT
    - BITAND
    - BITLSHIFT
    - BITOR
    - BITRSHIFT
    - BITXOR
    - COMPLEX
    - CONVERT
    - DEC2BIN
    - DEC2HEX
    - DEC2OCT
    - DELTA
    - ERF
    - ERF.PRECISE
    - ERFC
    - ERFC.PRECISE
    - GESTEP
    - HEX2BIN
    - HEX2DEC
    - HEX2OCT
    - IMABS
    - IMAGINARY
    - IMARGUMENT
    - IMCONJUGATE
    - IMCOS
    - IMCOSH
    - IMCOT
    - IMCSC
    - IMCSCH
    - IMDIV
    - IMEXP
    - IMLN
    - IMLOG10
    - IMLOG2
    - IMPOWER
    - IMPRODUCT
    - IMREAL
    - IMSEC
    - IMSECH
    - IMSIN
    - IMSINH
    - IMSQRT
    - IMSUB
    - IMSUM
    - IMTAN
    - OCT2BIN
    - OCT2DEC
    - OCT2HEX
  - 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

IMLOG10

This function returns the common logarithm of a complex number.

Syntax

IMLOG10(complexnum)

Arguments

The complexnum argument is a complex number for which to return the common logarithm.

Remarks

An error is returned if the complexnum argument is not in the form "x+yi" or "x+yj". For more information, refer to Complex Numbers.

Data Types

Accepts number and string data. Returns string data.

Examples

IMLOG10("2+5j")