Understanding the Lowest Function

Oct 13, 2025 by talynt.org 59 views

Introduction

When working with Pine Script, especially in the context of Fibonacci projections, it's essential to maintain the integrity of calculated values. This is particularly crucial when determining the duration and end of an operation, as small changes can significantly impact the outcome. In this article, we'll explore how to keep values found with the lowest function without changes until the end of a condition.

Understanding the Lowest Function

The lowest function in Pine Script returns the lowest value of a given series within a specified range. This function is useful for identifying the lowest value among a set of data points. However, when working with dynamic conditions, it's essential to ensure that the lowest value remains unchanged until the end of the condition.

The Challenge

When using the lowest function in a dynamic condition, the value may change if the condition is met again. This can lead to inconsistent results and undermine the accuracy of the Fibonacci projection. To overcome this challenge, we need to find a way to keep the value found with the lowest function unchanged until the end of the condition.

Solution 1: Using the `var` Keyword

One approach to solving this problem is to use the var keyword in Pine Script. The var keyword allows you to declare a variable that can be modified within a function. However, when used in conjunction with the lowest function, it can help maintain the integrity of the calculated value.

//@version=5
indicator("Fibonacci Projection", overlay=true)
// Calculate the highest bottom among 20 bars prior to the current bar
highestBottom = ta.highest(low, 20)
// Use the var keyword to declare a variable for the lowest value
var lowestValue = lowest(low, 20)
// Check if the current bar is the lowest value
if low < lowestValue
lowestValue := low
// Plot the Fibonacci projection levels
plot(lowestValue * 0.236)
plot(lowestValue * 0.382)
plot(lowestValue * 0.618)

In this example, the var keyword is used to declare a variable lowestValue that stores the lowest value found with the lowest function. The if statement checks if the current bar is the lowest value, and if so, updates the lowestValue variable.

Solution 2: Using a Conditional Statement

Another approach to solving this problem is to use a conditional statement to check if the condition is met again. If the condition is not met, the value remains unchanged.

//@version=5
indicator("Fibonacci Projection", overlay=true)
// Calculate the highest bottom among 20 bars prior to the current bar
highestBottom = ta.highest(low, 20)
// Use a conditional statement to check if the condition is met again
if low < lowestValue and barstate.islast
lowestValue := low
// Plot the Fibonacci projection levels
plot(lowestValue * 0.236)
plot(lowestValue * 0.382)
plot(lowestValue * 0.618)

In this example, the if statement checks if the current bar is the lowest value and if the bar is the last bar in the chart. If both conditions are met, the lowestValue variable is updated.

Conclusion

In conclusion, maintaining the integrity of calculated values is crucial when working with dynamic conditions in Pine Script. By using the var keyword or a conditional statement, you can keep values found with the lowest function unchanged until the end of a condition. This ensures accurate results and helps you make informed decisions when working with Fibonacci projections.

Additional Tips and Tricks

When working with dynamic conditions, it's essential to use the var keyword or a conditional statement to maintain the integrity of calculated values.
Use the lowest function to identify the lowest value among a set of data points.
Plot the Fibonacci projection levels using the plot function.
Use the barstate.islast function to check if the bar is the last bar in the chart.

Frequently Asked Questions

Q: How do I use the var keyword in Pine Script? A: The var keyword is used to declare a variable that can be modified within a function.
Q: How do I use a conditional statement to check if the condition is met again? A: Use an if statement to check if the condition is met again, and if so, update the variable.
Q: How do I plot the Fibonacci projection levels? A: Use the plot function to plot the Fibonacci projection levels.

Conclusion

Q: What is the lowest function in Pine Script?

A: The lowest function in Pine Script returns the lowest value of a given series within a specified range. This function is useful for identifying the lowest value among a set of data points.

Q: How do I use the lowest function in Pine Script?

A: To use the lowest function in Pine Script, you need to specify the series and the range. For example, lowest(low, 20) returns the lowest value of the low series within the last 20 bars.

Q: What is the var keyword in Pine Script?

A: The var keyword in Pine Script is used to declare a variable that can be modified within a function. This keyword is useful for maintaining the integrity of calculated values.

Q: How do I use the var keyword in Pine Script?

A: To use the var keyword in Pine Script, you need to declare a variable using the var keyword and assign a value to it. For example, var lowestValue = lowest(low, 20) declares a variable lowestValue and assigns the lowest value of the low series within the last 20 bars to it.

Q: How do I keep values found with the lowest function unchanged until the end of a condition?

A: To keep values found with the lowest function unchanged until the end of a condition, you can use the var keyword or a conditional statement. For example, if low < lowestValue and barstate.islast then lowestValue := low checks if the current bar is the lowest value and if the bar is the last bar in the chart. If both conditions are met, the lowestValue variable is updated.

Q: What is the barstate.islast function in Pine Script?

A: The barstate.islast function in Pine Script returns true if the current bar is the last bar in the chart and false otherwise. This function is useful for checking if the current bar is the last bar in the chart.

Q: How do I plot the Fibonacci projection levels in Pine Script?

A: To plot the Fibonacci projection levels in Pine Script, you can use the plot function. For example, plot(lowestValue * 0.236) plots the Fibonacci projection level at 23.6% of the lowestValue.

Q: What are the Fibonacci projection levels?

A: The Fibonacci projection levels are a set of levels that are calculated based on the Fibonacci sequence. The most common Fibonacci projection levels are 23.6%, 38.2%, and 61.8% of the previous low.

Q: How do I calculate the Fibonacci projection levels in Pine Script?

A: To calculate the Fibonacci projection levels in Pine Script, you can use the lowest function to find the lowest value of the low series within the last 20 bars, and then multiply this value by the Fibonacci ratio (0.236, 0.382, or 0.618).

Q: What are the benefits of using the lowest function in Pine Script?

A: The benefits of using the lowest function in Pine Script include:

Identifying the lowest value among a set of data points
Calculating the Fibonacci projection levels
Maintaining the integrity of calculated values

Q: What are the limitations of using the lowest function in Pine Script?

A: The limitations of using the lowest function in Pine Script include:

The function only returns the lowest value within a specified range
The function does not account for other factors that may affect the lowest value

Conclusion

In conclusion, the lowest function in Pine Script is a powerful tool for identifying the lowest value among a set of data points. By using the var keyword or a conditional statement, you can keep values found with the lowest function unchanged until the end of a condition. This ensures accurate results and helps you make informed decisions when working with Fibonacci projections.