內容簡介
Calculation for Contact Form 7 外掛為 Contact Form 7 添加計算器欄位標籤，讓使用者可以在不重新載入頁面的情況下，實時進行表單欄位之間的計算。適用於各種需要即時數學運算的表單，如報價計算器、稅務計算器等。
【主要功能】
• 實時計算兩個或多個欄位的數學運算
• 支援加法、減法、乘法、除法等基本運算
• 提供內建數學函數，如平均值、最大值、最小值等
• 支援日期計算，計算兩個日期之間的天數、月份和年份
• 可隱藏計算欄位，同時進行計算（Pro 版功能）
• 自訂欄位標籤，適用於單選、下拉選單和複選框（Pro 版功能）
外掛標籤
開發者團隊
② 後台搜尋「Calculation for contact form 7」→ 直接安裝（推薦）
原文外掛簡介
Calculation For Contact Form 7 adds a calculator field tag to Contact Form 7, letting you perform real-time calculations between form fields without reloading the page. Use it to build a cost calculator, price estimator, booking quote form, mortgage calculator, tax calculator, finance calculator, or any form that needs live math.
With this Contact Form 7 Calculator plugin, you can run summation, subtraction, multiplication, division, and many other formulas across two or more fields, and display the result instantly inside the form.
This Contact Form 7 Price Calculator add-on supports arithmetic expressions between more than two fields, so you can chain multiple calculations together to fit almost any pricing or quoting scenario, including weight calculators, hotel booking quotes, car rental pricing, mortgage calculators, and tax or finance calculators.
Features
Easy to set up with a visual tag generator inside the Contact Form 7 editor
Adds a dedicated calculator tag to Contact Form 7
Supports addition, subtraction, multiplication, division, and modulus
Built-in math functions: MOD, AVERAGE, MIN, MAX, RANDOM, POW, CEIL, ROUND, FLOOR, SIN, COS, ABS, SQRT
Date calculations: count Days, Months, and Years between two date fields
Add a prefix to the calculated value
Choose the number of digits after the decimal point
Build complex math equations across multiple fields
Hide a calculator field from the visible form while still calculating
Multiple total fields in one form (Pro)
Custom labels for Radio, Select, and Checkbox fields (Pro)
Left-side prefix for calculated values (Pro)
Right-side prefix for calculated values (Pro)
Custom decimal formatting (Pro)
Thousand separator for large numbers (Pro)
Custom decimal separator (Pro)
Pro Version
Multiple Total Fields — display more than one calculator result in a single form, each with its own formula
Custom Labels for Radio, Select & Checkbox — use the "Label--value" syntax to set a visible label and a separate numeric value for each option, giving you full control over what users see vs. what gets calculated
Prefix Left — attach a symbol or text (e.g. $, €, USD) to the left of the calculated result
Prefix Right — attach a symbol or text (e.g. kg, %, hrs) to the right of the calculated result
Thousand Separator — format large numbers with a comma, dot, or space as the thousands separator (e.g. 1,000,000)
Decimal Separator — choose your preferred decimal separator (. or ,) for localised number formatting
Decimal Formatting — control the exact number of digits shown after the decimal point for clean, professional output
Upgrade to Pro →
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Support
Demo – Basic Calculator: https://plugin999.com/demo/calcutecontactform7/basic-calculator-operations/
Demo – Date Calculator: https://plugin999.com/demo/calcutecontactform7/calendar/
Demo – Conditional Calculator: https://plugin999.com/demo/calcutecontactform7/conditional-function/
Demo – Maths Calculator: https://plugin999.com/demo/calcutecontactform7/funtion-2/
How To Set Up The Form
[text text-1]
[text text-2]
Create Label And Price In Radio, Select, Checkbox
[select menu-1 default:1 "$20--20" "$40--40" "$60--60" "$80--80"]
[checkbox checkbox-1 default:1 "$20--20" "$40--40" "$60--60" "$80--80"]
[radio radio-1 default:1 "$20--20" "$40--40" "$60--60" "$80--80"]
Addition
[calculator calculator-1 "text-1 + text-2"]
Subtraction
[calculator calculator-2 "text-1 - text-2"]
Multiplication
[calculator calculator-3 "text-1 * text-2"]
Division
[calculator calculator-4 "text-1 / text-2"]
MOD Function
[calculator calculator-6 "MOD(text-1 , text-2)"]
AVERAGE Function
[calculator calculator-7 "AVERAGE(text-1 , text-2)"]
MIN Function
[calculator calculator-8 "MIN(text-1 , text-2)"]
MAX Function
[calculator calculator-9 "MAX(text-1 , text-2)"]
RANDOM Function
[calculator calculator-10 "RANDOM(text-1 , text-2)"]
POW Function
[calculator calculator-11 "POW(text-1 , text-2)"]
CEIL Function
[calculator calculator-12 "CEIL(text-1)"]
ROUND Function
[calculator calculator-13 "ROUND(text-1)"]
FLOOR Function
[calculator calculator-14 "FLOOR(text-1)"]
SIN Function
[calculator calculator-15 "SIN(text-1)"]
COS Function
[calculator calculator-16 "COS(text-1)"]
ABS Function
[calculator calculator-17 "ABS(text-1)"]
SQRT Function
[calculator calculator-18 "SQRT(text-1)"]
Date Calculation
[date date-1]
[date date-2]
Calculate Days
[calculator calculator-19 "DAYS(date-1 , date-2)"]
Calculate Months
[calculator calculator-20 "MONTHS(date-1 , date-2)"]
Calculate Years
[calculator calculator-21 "YEARS(date-1 , date-2)"]
Hide A Calculated Field
[calculator calculator-22 hide_field "text-1 + text-2"]
Add A Left Prefix (Pro)
[calculator calculator-22 prefix_left:$ "text-1 + text-2"]
Add A Right Prefix (Pro)
[calculator calculator-22 prefix_right:$ "text-1 + text-2"]
Add A Thousand Separator (Pro)
[calculator calculator-22 thousand_sep:comma "text-1 + text-2"]
Set Decimal Places (Pro)
[calculator calculator-22 decimal_number:2 "text-1 + text-2"]
Set A Decimal Separator (Pro)
[calculator calculator-22 decimal_sep:. "text-1 + text-2"]
Building a cost calculator, quote form, or price estimator in Contact Form 7 has never been easier.
